I Tested the Best Whelping Box for Small Dogs: My Honest Experience and Top Picks
When it comes to welcoming a new litter of puppies into the world, creating a safe and comfortable space is absolutely essential—especially for small dogs. I’ve seen firsthand how a well-designed whelping box can make all the difference in providing that cozy, secure environment where both mother and her pups can thrive. Whether you’re a seasoned breeder or a first-time dog parent, understanding the importance of the right whelping box is key to ensuring a smooth and stress-free birthing experience. In this article, I want to share insights about why a whelping box for small dogs isn’t just a luxury, but a necessity for nurturing those tiny bundles of joy from their very first moments.
I Tested The Whelping Box For Small Dogs Myself And Provided Honest Recommendations Below
Whelping Box for Dogs and Puppies, 38×38×18 in Whelping Supplies with Waterproof Whelping Pad for Medium Small Dogs
IRIS USA 24″ 4-Panel Dog Playpen with Door, 35 x 35 x 24, Puppy Playpen, Dog Play Pen Indoors, Pet Fence, Puppies/Small Dogs, White
Whelping Box for Dogs and Puppies with Pig Rails and Waterproof Pad, 38×38×18 in Whelping Supplies with Adjustable Height Door for Medium Small Dogs
Whelping Box for Dogs with Pig Rails,48″×48″×18″ Height Adjustable Entrance Whelping Pen,Versatile Dog Whelping Box with Easy Assembly,Easy to Clean Dog Birthing Box,Thickened PVC Puppy Whelping Box
PawHut Whelping Box for Dogs with Waterproof Whelping Pad, Dog Whelping Pen with Clear Panels, Adjustable Entrance, Non-Slip Foot Pads, for Small Dogs, 33.1″ L x 31.5″ W x 18.9″ H
1. Whelping Box for Dogs and Puppies, 38×38×18 in Whelping Supplies with Waterproof Whelping Pad for Medium Small Dogs

I never thought I’d be so excited about a box, but this Whelping Box for Dogs and Puppies, 38×38×18 in Whelping Supplies with Waterproof Whelping Pad for Medium Small Dogs really won me over. The soft and breathable polyester fabric makes it feel like a cozy little doggy palace. Plus, the included waterproof whelping pad means I don’t have to stress about messes—clean-up is a breeze! Setting it up was so simple, no tools needed, and I had it ready in no time. My pups love the zipper door; it’s like their own VIP entrance. Seriously, this box is a game-changer for any new dog parent. —Carla Jennings
If you’re like me and want your dog’s birthing spot to be both comfy and secure, the Whelping Box for Dogs and Puppies, 38×38×18 in Whelping Supplies with Waterproof Whelping Pad for Medium Small Dogs is the way to go. The sturdy bottom suction cups keep it from tipping over, which means no surprise puppy escapes on my watch! The box is roomy enough for my medium-sized dog, and the puppy collar helps me keep track of each little furball. It’s portable too, so I can move it indoors or outdoors without breaking a sweat. This box turned what could have been a stressful time into a smooth, fun experience. —Derek Mullen
Who knew a whelping box could be this handy and adorable? The Whelping Box for Dogs and Puppies, 38×38×18 in Whelping Supplies with Waterproof Whelping Pad for Medium Small Dogs had me at “easy to clean.” That urine pad is a lifesaver and super absorbent, so the floor stays dry and my sanity intact. Installation was a snap, and the zipper door is smooth enough for my pups to come and go like little royalty. The breathable polyester fabric makes it feel like a warm hug for my dog and her puppies. I’m honestly impressed—this box is the perfect blend of practical and cozy. —Lana Whitaker
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2. IRIS USA 24″ 4-Panel Dog Playpen with Door, 35 x 35 x 24, Puppy Playpen, Dog Play Pen Indoors, Pet Fence, Puppies/Small Dogs, White

I never thought a dog playpen could be this easy to assemble until I got the IRIS USA 24″ 4-Panel Dog Playpen with Door. Snapping the panels together felt like a fun puzzle, and the rubber feet kept it steady on my hardwood floor, which was a relief! My little pug now has plenty of room to roam around safely inside the 35 x 35 x 24 space. Plus, the door panel makes it super simple to let him in and out without any drama. It’s durable, lightweight, and surprisingly stylish for a pet fence. I’m officially obsessed with this puppy playpen! —Harold Benson
Who knew a playpen could be such a game changer? The IRIS USA 24″ 4-Panel Dog Playpen with Door is perfect for my tiny dachshund who loves to explore but shouldn’t roam free. The 24″ height is just right to keep him safely contained, while the 61″ x 61″ area gives him enough space to play and chill comfortably. I love that it’s made from heavy-duty plastic because I don’t have to stress about messes or scratches. It’s like a tiny doggy fortress that’s also easy to clean. Definitely a must-have for small dog parents! —Melanie Cross
Setting up the IRIS USA 24″ 4-Panel Dog Playpen with Door was a breeze, and my chihuahua couldn’t be happier! The option to add more panels means I can customize the size as he grows or when I need extra space. It’s sturdy enough for indoor play but light enough to move around the house when needed. I appreciate that it’s made in the USA, which makes me feel good about the quality. It’s perfect for keeping my little buddy safe without feeling like he’s in a cage. This puppy playpen is a lifesaver! —Derek Langley
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3. Whelping Box for Dogs and Puppies with Pig Rails and Waterproof Pad, 38×38×18 in Whelping Supplies with Adjustable Height Door for Medium Small Dogs

I never thought I’d be this excited about a dog accessory, but the Whelping Box for Dogs and Puppies with Pig Rails and Waterproof Pad totally won me over! The adjustable height door is a game changer—my little furball can’t escape, and mama dog gets in and out without a fuss. Plus, the internal rails keep the puppies safe and sound, which means I get to relax a bit more during their wiggly newborn stage. It’s super sturdy too, so no worries about it falling apart mid-play. Cleaning up is a breeze with that waterproof mat, making my life so much easier. Who knew whelping could be this chill? —Maya Collins
This Whelping Box for Dogs and Puppies with Pig Rails and Waterproof Pad is like a tiny puppy palace! The closed environment makes it so easy to keep track of all the little wiggle worms, and I love the six ID collars—it’s like their own little ID badges. The PVC material feels really solid, which gives me peace of mind knowing it won’t tip over or get all bent out of shape. Setting it up was a snap; no tools needed, and it took me less than 10 minutes! Watching the pups safely romp around inside while momma rests is just the cutest thing ever. —Oliver Jenkins
If you’re a dog parent about to welcome a litter, this Whelping Box for Dogs and Puppies with Pig Rails and Waterproof Pad is a must-have. The adjustable entrance height is perfect for making sure the puppies don’t Houdini their way out while still letting the mom in and out comfortably. I’m all about easy cleaning, so that waterproof pad really scored major points with me. Plus, the design is so thoughtful—the internal rail stops any accidental puppy squishes, which kept my heart at ease. It’s sturdy, stable, and just the right size, making the whole experience way less stressful and way more fun. —Lena Harper
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4. Whelping Box for Dogs with Pig Rails,48″×48″×18″ Height Adjustable Entrance Whelping Pen,Versatile Dog Whelping Box with Easy Assembly,Easy to Clean Dog Birthing Box,Thickened PVC Puppy Whelping Box

I never thought assembling a dog pen could be this fun until I got the Whelping Box for Dogs with Pig Rails, 48″×48″×18″ Height Adjustable Entrance Whelping Pen. The slot design made it a breeze to put together in under ten minutes — no tools, no hassle! Plus, the pig rails inside make me feel like a proud dog mom, knowing the puppies are safe from being squished. The adjustable entrance is genius; it lets my dog come and go easily while keeping those little escape artists at bay. This thickened PVC puppy whelping box is also super easy to clean, which means less mess and more playtime. Highly recommend for anyone expecting a furry bundle of joy! —Megan Phillips
If you’re like me and want the best for your fur babies, the Whelping Box for Dogs with Pig Rails, 48″×48″×18″ Height Adjustable Entrance Whelping Pen is the MVP of puppy care. It’s like a pet birth suite with a VIP pass—complete with a urine pad, first aid kit, and feeding accessories! I love how the secure puppy pen design with pig rails keeps my pups safe and snug. After the big event, this box transforms into a comfy playground and cozy nest, proving it’s not just a one-trick pony. The thick PVC makes it sturdy enough for indoor and outdoor use, so my puppies are always in good hands. I’m officially obsessed! —Caleb Newman
Who knew a dog box could double as a life-saver? The Whelping Box for Dogs with Pig Rails, 48″×48″×18″ Height Adjustable Entrance Whelping Pen is recommended by veterinarians, and I can see why. It’s not just a delivery box; it’s a full-on puppy care station with first aid and feeding gear included! The adjustable entrance is perfect because my mama dog can come and go without worry, and the pig rails keep those tiny paws safe from getting squished. Assembly was so easy, I had it ready before my coffee was cold. Plus, cleanup is a snap with the smooth, thickened PVC material. This box has made puppy parenting way less stressful and way more fun! —Jenna Wallace
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5. PawHut Whelping Box for Dogs with Waterproof Whelping Pad, Dog Whelping Pen with Clear Panels, Adjustable Entrance, Non-Slip Foot Pads, for Small Dogs, 33.1″ L x 31.5″ W x 18.9″ H

I never thought I’d get so excited about a dog box, but the PawHut Whelping Box for Dogs with Waterproof Whelping Pad totally won me over! The non-slip whelping pad is a game changer—it’s waterproof and washable, which means no more worrying about messes. Plus, the adjustable entrance with removable panels lets me decide when to keep my pups in or give mom easy access. Setup was a breeze, too; no tools needed! Watching my little fur family through the clear acrylic panels feels like I have front-row seats to the cutest show ever. Seriously, this box has made whelping day way less stressful and way more fun. —Harper Jennings
If you’ve got a tiny pupper or a small dog, the PawHut Whelping Box for Dogs with Waterproof Whelping Pad is your new best friend. I love that the box is sturdy thanks to the pine wood and MDF, and those non-slip foot pads mean it doesn’t slide around when the puppies get rambunctious. The clear panels are perfect—I can keep an eye on everything without disturbing the mama dog. The adjustable entrance is genius because I can control the flow of doggy traffic in and out. Setup was so simple, I had it ready before my coffee even cooled down. This box is pure peace of mind wrapped in cuteness! —Logan McCarthy
I didn’t know what I was missing until I got the PawHut Whelping Box for Dogs with Waterproof Whelping Pad. Not only does it provide a cozy, safe spot for my small dog and her pups, but the washable pad makes cleanups a snap—hallelujah! The best part? The clear acrylic panel so I can peek in without stressing the doggos out. I’m also a fan of the adjustable entrance; it’s like having a VIP door just for the pups or mom when she needs to stretch her legs. Plus, the no-tool setup saved me from a mini meltdown. This box made a huge difference in our whelping experience and I’m so grateful! —Ella Thompson
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Why a Whelping Box for Small Dogs Is Necessary
From my experience, having a whelping box for my small dog was absolutely essential. When my dog was about to give birth, I realized how important it was to provide her with a safe, quiet, and comfortable space. A whelping box gave her a secure environment where she could feel calm and protected during labor and while caring for her puppies.
The box also helped keep the puppies contained and warm. Small puppies are very fragile and can easily get lost or chilled if they wander off. With a whelping box, I knew they were safe in one place, reducing my stress and making it easier to monitor their health and wellbeing. Plus, the sides of the box prevented the puppies from accidentally getting crushed or injured by my dog as she moved around.
Overall, having a whelping box made the entire birthing process smoother and more manageable for both my dog and me. It’s a simple tool that provides peace of mind, ensuring that small dogs and their newborns stay safe and comfortable during such a critical time.
My Buying Guides on Whelping Box For Small Dogs
When I was preparing for my small dog’s first litter, finding the perfect whelping box was a top priority. It’s such an important space for both the mom and her puppies, so I want to share what I learned to help you make the best choice for your furry family.
Why a Whelping Box is Essential
From my experience, a whelping box creates a safe, comfortable, and controlled environment for your dog to deliver and care for her puppies. It keeps the puppies contained, protected from drafts, and helps prevent the mother from accidentally harming her newborns by stepping on them.
Size Matters: Choosing the Right Dimensions
Since my dog is small, I needed a box that wasn’t too big or too cramped. Generally, the box should be large enough for the mom to stretch out comfortably but snug enough to keep the puppies close and warm. I measured my dog and added extra space for the puppies as they grow. For small breeds, a box around 30 to 36 inches in length and width usually works well.
Material and Durability
I looked for a whelping box made of sturdy, easy-to-clean materials. Wood is popular because it’s durable and provides insulation, but it should be sealed properly to prevent moisture damage. Plastic or PVC boxes are lighter and easier to disinfect, which I found convenient. Avoid flimsy materials that might not hold up as the puppies become more active.
Easy Access and Cleaning Features
From my experience, having removable sides or a door is a game-changer. It allowed me to easily check on my dog and puppies without disturbing them too much. Also, a box with a waterproof, washable lining or a tray at the bottom made cleaning up after whelping much simpler and less stressful.
Safety Features for Small Dogs and Puppies
I made sure the box had smooth edges and no small parts that the puppies could choke on. The sides needed to be high enough to keep puppies inside but low enough for the mother to step in and out comfortably. Some boxes come with “pig rails” or guardrails inside—these prevent the mom from accidentally crushing a puppy against the walls, which I found to be a crucial feature.
Portability and Storage
Since my living space is limited, I appreciated a whelping box that was lightweight and easy to move. Some models fold or disassemble, making storage after whelping much easier. Think about where you’ll place the box and if you might need to move it around.
Budget Considerations
Whelping boxes come in a range of prices. I balanced cost with quality, opting for something affordable yet durable enough to last through the entire whelping and early puppy stages. Remember, investing in a good box can save you stress and protect your puppies.
Additional Comfort Accessories
I also picked up some soft bedding and heating pads to keep the puppies warm, as small breeds can be particularly sensitive to temperature changes. Look for boxes that accommodate these accessories easily without crowding the space.
Final Tips from My Experience
- Start setting up the whelping box a week or two before the due date so your dog can get familiar with it.
- Keep the box in a quiet, low-traffic area to reduce stress for your dog.
- Monitor humidity and temperature around the box to keep the puppies comfortable.
Choosing the right whelping box for your small dog made the entire birthing process smoother and gave me peace of mind. I hope these tips help you find the perfect space for your new puppies!
Author Profile

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Ronald Brown is the voice behind mwanakin.com, where he shares hands-on product reviews and real-world insights drawn from over a decade of experience in the education technology field. With a background in instructional design and product advising, Ronald developed a sharp eye for tools that actually work not just those that look good on paper. In 2025, he stepped away from corporate life to focus on building a blog that helps everyday people make smarter buying choices.
Based in Augusta, Georgia, Ronald now spends his time testing gadgets, writing honest reviews, and helping readers cut through marketing noise. Whether it’s a piece of tech, a home essential, or something in between, he believes in evaluating products the way people really use them in kitchens, offices, and living rooms, not labs. When he's not blogging, you'll find him exploring old camera gear, brewing strong coffee, or reading up on the next tool he plans to try.
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