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Size Chart Adult Onesies
Have a good look at the size chart below to determine the right size for you.PLEASE NOTE: OppoSuits have a slim-fit design. When in doubt between two sizes, we recommend you to pick the larger size of the two.

HOW TO MEASURE
Grab a tape measure, write down the measurements and compare with our size chart for the right size.
Hold the tape horizontally to measure:
Hold the tape vertically to measure
Get comfortable in the most adorable way possible with this officially inspired Eevee onesie. Loved for its charm and endless evolution potential, Eevee is a fan favorite—and now you can bring that cozy Pokémon energy to life. Whether you’re relaxing at home, attending a costume party, or looking for a fun and comfy outfit, this Eevee onesie is the perfect choice.
This Eevee onesie features Eevee’s iconic brown tones, fluffy details, and a character hood that instantly completes the look. Designed for Pokémon fans of all ages, it’s ideal for conventions, game nights, themed parties, or simply lounging around in style. Cute, recognizable, and irresistibly cozy, this Eevee onesie is a must-have for any Pokémon collection.
Made from soft, high-quality materials, this Eevee onesie is warm, breathable, and incredibly comfortable. The relaxed fit allows easy movement, while the front zipper makes it simple to put on and take off. Whether you’re chilling, sleeping, or evolving into peak relaxation mode, this onesie has you covered.
• Ideal for lounging and lazy weekends
• Great for costume parties and cosplay
• Perfect for Pokémon fans and collectors
• A cozy and fun gift idea
• Iconic Eevee design with cute details
• Soft, warm, and comfortable fabric
• Easy zip closure
• Perfect balance of comfort, style, and fandom
From couch days to cosplay nights, this Eevee onesie lets you express your Pokémon love in the coziest way possible. Cute, comfortable, and endlessly lovable; just like Eevee itself.
You are currently shipping to United States and your order will be billed in USD $.