Wonder Nation Boys Long Sleeve Sleep Onesie, One-Piece, Sizes 4-18
Wonder Nation Boys Long Sleeve Sleep Onesie, One-Piece, Sizes 4-18
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Wonder Nation

Wonder Nation Boys Long Sleeve Sleep Onesie, One-Piece, Sizes 4-18

4.7 stars out of 79 reviews
(4.7)|
79 ratings
Wonder Nation Boys Long Sleeve Sleep Onesie, One-Piece, Sizes 4-18WN UNION SUITWN UNION SUITWN UNION SUITWN UNION SUITWN UNION SUITWN UNION SUITWN UNION SUITWN UNION SUITWN UNION SUITWN UNION SUITWN UNION SUITWN UNION SUIT
Color:Trailblazer Brown-Out of stock
Brilliant Red, $14.98, Out of stock
selected, Trailblazer Brown, $14.98, Out of stock
Clothing Size:XXL-Out of stock

Key item features

  • Cozy Material: Crafted from a plush polyester sherpa fleece, this sleep onesie is made with 70% recycled and 30% conventional polyester, offering a soft and cozy feel.
  • Practical Design: Features a convenient zip-front closure for easy wear and removal, along with cuffed wrists and ankles for a snug fit.
  • Integrated Hood: Includes a hooded design with playful 3D bear detailing, adding a fun element to bedtime attire.
  • Easy Care: Designed for hassle-free maintenance, this sleep onesie is machine washable and made from flame-resistant material.
  • Comfort Fit: This long sleeve, one-piece sleepwear is available in boys' sizes 4-18, ensuring a comfortable fit for various ages.
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Current price is $14.98
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Customer ratings & reviews

4.7 out of 5 stars
stars79 ratings16 reviews
How item rating is calculated
  1. 5 stars84% (66)
  2. 4 stars10% (8)
  3. 3 stars3% (2)
  4. 2 stars0% (0)
  5. 1 star4% (3)

Reviews summary

Pros
  • : Provides a comfortable amount of space.
  • : Made with excellent craftsmanship.
  • : Offers good quality at lower cost.
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  • +21 images
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Showing 1-3 of 16 reviews

Jan 30, 2026
soziehgulley
5 out of 5 stars review

Super cute and comfy zip up sleep onesie

This is the Wonder Nation boys long sleeve sleep onesie, it is well made, the red and black plaid is so cute. This could be worn by a boy or a girl. I got this in a size S (6/7) as we currently wear size 5 and some size 6. This fit great I would not want a smaller size. My guy loves this he said it's like the footed pajamas he used to wear only better. This zips up smoothly and has plenty of room for full range of movement. The fabric is incredibly soft and super comfortable for lounging and sleeping. The moose detail on the hood is really cute.

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Dec 10, 2025
soziebizzymom29
5 out of 5 stars review

Christmas matching fun for everyone!

I purchased this Christmas pajama onesie online for my daughter. I also bought the matching onesies for the rest of my family. I love that this onesie comes in sizes for everyone on my list this Christmas season. The red and black buffalo print check is timeless and classic. The material is soft and cozy. It is a little bit thinner than other onesies she has owned before, but the price was so cheap that I can let it slide. The cutest part about this onesie is the hood with its reindeer antlers. My daughter is wearing a size xxl and it fits her well. She typically wears between an xl and an xxl. She is 5'5" and weighs about 120" and she has a 32" chest. Get these now for everyone in your family before they sell out!

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Dec 14, 2025
soziechelss33
5 out of 5 stars review

So fun and festive for kids

I bought this one piece pajama set for my 6 year old son who weighs 55lbs and is wearing a size small. He wore this to school during spirit week for pajama day and loved it. What's nice is that he could still wear a tshirt underneath it without being too hot because the material is nice and lightweight. This is great for matching family photos and just lounging around the house. It's soft and warm, but not too hot!

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