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The Oneisie

The Oneisie

Regular price $14.99
Regular price $29.99 Sale price $14.99
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Shipping calculated at checkout.

The Pet Onesie




  • Cozy dog and cat sweaters combine the best of cuteness and comfort for pets.
  • Features a turtleneck sweater style with Mickey silhouettes and a handy leash hole.
  • Easy to put on and take off with a pullover design that slips over your pet’s head.
  • Machine-washable in cold water so your pet’s favorite look can stay comfy and cute.
  • One of the super stylish, shirts with tons of different styles.

Add some cool-weather cuteness to your pet’s wardrobe with this sweater, available only at Chewy and featuring every Disney lover’s favorite mouse, Mickey Mouse! This turtleneck-style sweater features many colorful Mickey silhouettes all over, and a leash hole in the back, so your pet can stay comfy, warm, and cute wherever they strut their stuff. Plus, it’s got a pullover-style design that slips over your pet’s head. That means less fuss when it’s time to dress up and hit the town.


Item Number 264655
Season Fall/Winter
Made In China
Sport Team N/A
Gender N/A
Breed Size Small Breeds
Closure Type Pullover
Back Length 14 Inches
Neck Size 13 Inches
Chest Girth 20 Inches
Material Acrylic, Plastic
Features Leash Opening, Boy Dog
Weather Protection Cold, N/A
Recommended Pet Weight 10-22 lbs


Intended to be used for a short duration, under close supervision. Always supervise pets to ensure they do not destroy or ingest products. May contain small parts. Not suitable for children. Inspect regularly and replace if any part becomes damaged. For the perfect fit, measure your pet carefully when selecting a size from the Size tab. Sizing recommendations per breed are only guesstimates since no two dogs are exactly alike.

Care Details:

Turn inside out, machine wash cold with like colors on a gentle cycle. Only non-chlorine bleach when needed. Tumble dry low. Do not iron


For the best fit, match the below dimensions to your pet's measurements as closely as possible. If your pet falls somewhere between two sizes, we advise ordering the larger of the two.

  • Body: Measure the base of the neck to the base of the tail.

  • Neck: Measure around your dog's neck leaving room for two fingers.

  • Chest: Measure your dog's chest around the widest part.

Size Body Length Neck Chest Suggested Weight Range
X-Small 10 inches 10 inches 14 inches 3-7 lbs
Small 12 inches 11 inches 16 inches 6-10 lbs
Medium 14 inches 13 inches 20 inches 10-22 lbs
Large 17 inches 15 inches 23 inches 20-29 lbs
X-Large 20 inches 17 inches 27 inches 25-45 lbs
XX-Large 23 inches 19 inches 31 inches 45-60 lbs
XXX-Large 26 inches 21 inches 35 inches 60-85 lbs

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