Adult wearing the green big-mouth monster onesie, with the giant pink comb

Big Mouth Green Monster Onesie – Adult Plush Fleece Hooded Costume Pajamas with Giant Comb

XS / Green
$59.99
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Adult wearing the green big-mouth monster onesie, with the giant pink comb

Big Mouth Green Monster Onesie – Adult Plush Fleece Hooded Costume Pajamas with Giant Comb

$59.99
  • Big-mouth monster hood design
  • Thick plush coral fleece
  • Large comb included
Size
ColorGreen
Order by Oct 16 for delivery before Halloween.
  • Ships from a US warehouseMost orders arrive in 4 to 10 business days
  • Free US shippingNo minimum order
  • 14-day returnsOn unused items in original packaging
  • Secure checkoutEncrypted checkout by Shopify

A hilarious big-mouth monster hood, thick plush coral fleece and an oversized comb: the silly onesie that steals every Halloween photo.

Order by Oct 16 for Halloween delivery (size XS). Sizes S–XL currently have a longer supplier delivery window, so allow extra time.

Why you'll love it

  • Funny big-mouth monster design with exaggerated details; eye-catching for parties, cosplay and photos.
  • Thick, fluffy, skin-friendly plush coral fleece (supplier description).
  • Loose, oversized one-piece fit for men and women.
  • Hooded all-in-one design that's easy to put on and take off.
  • Comes with a large comb.

Specs & sizing

  • Size chart (height / weight): XS: 54–62 in, 87–110 lb; S: 59–61 in, 88–110 lb; M: 61–65 in, 110–143 lb; L: 65–69 in, 143–176 lb; XL: 69–73 in, 176–198 lb
  • Colour: Green
  • Material: 100% polyester (coral fleece)
  • Closure: Button
  • Sleeve / length: Long sleeve, ankle length
  • Other sizes: Supplier also lists 3X-Small and XX-Small in green (not included here; not verified)
  • Weight: UNKNOWN (not stated)

What's included

  • 1 onesie pajamas
  • 1 large comb
  • Slippers shown in some supplier photos are not listed as included

Care & use

  • Hand wash only.
  • Check the height/weight size chart before ordering.

Pairs well with