Skeleton Onesie

£39.99

  • Material: flannel fabric for warmth and softness
  • Design: full white bone print on black for a strikingly spooky look
  • Comfort: snug hood, relaxed fit and long elasticated sleeves, slippers not included
  • Ideal for: Halloween parties, horror marathons, cosplay events, lounging
  • Care: machine washable and simple to look after all season
  • Ultra-soft fabric | Warm and comfortable
  • Pyjamas and costume | Two in one
  • Any occasion | Bedtime, parties, film nights
  • Gift-ready | One they’ll actually wear
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Size Chart

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Complete your look

Skeleton Onesie

Skeleton Onesie

£39.99

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  • Material: flannel fabric for warmth and softness
  • Design: full white bone print on black for a strikingly spooky look
  • Comfort: snug hood, relaxed fit and long elasticated sleeves, slippers not included
  • Ideal for: Halloween parties, horror marathons, cosplay events, lounging
  • Care: machine washable and simple to look after all season

Women’s Skeleton Onesie delivers bones and thrills for Halloween

Our skeleton onesie for adults, featuring bright white bones on a deep black background, is the ultimate piece for turning yourself into a creature straight from the graveyard. It blends a haunting design with unbeatable comfort thanks to soft flannel, long sleeves and a snug, wraparound hood.

The plush texture ensures a gentle feel on the skin, while the relaxed fit makes getting dressed effortless. Perfect for wandering through spooky paths on a chilly autumn night, it keeps you warm while keeping you firmly in the mood. Whether heading to a themed party or settling in for a horror marathon, it delivers.

Awaken the spirits of the night in a Men’s Skeleton Onesie

The adult skeleton onesie is ideal for staying toasty while becoming the centre of attention at any costume gathering. With bones printed across the entire piece, it also features a skull themed hood and elasticated cuffs designed to trap warmth and enhance comfort through the longest evenings.

Machine washable and easy to care for, these pyjamas are a durable addition to your wardrobe and ready for repeated spooky adventures. Available in multiple sizes, this flannel kigurumi suits everyone looking for a frightfully fun experience. Slip it on and feel part of the supernatural world at once.

Form a fearsome Halloween team

Young fans can join in with the kids skeleton onesie, cut in the same style for children. The Jack Skellington onesie shares the same playful spirit and works well for group outfits. More spooky designs are waiting in the Halloween onesies collection.

Frequently Asked Questions

They’re made to keep you warm on the sofa through autumn and winter, so yes, they’re cosy. The relaxed fit lets air move around, though, so you won’t get that stuffy feeling you get from tight pyjamas.
Machine wash at 30°C on a gentle cycle. Turn them inside out and pop them in a mesh laundry bag to protect the hood. Skip the tumble dryer and the iron. They air-dry quickly and fluff right back up on their own.
Yes, every onesie we sell is unisex. The roomy cut works for men and women alike, our kids’ styles fit girls and boys just the same, and our baby sizes are cut the same way for everyone. Just check the size chart to find your fit.

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Adult size chart (measurements in cm)

SIZEHEIGHTCHESTSHOULDER WIDTHSLEEVE LENGTHONESIE LENGTH (EXCLUDING HOOD)
S144 - 1531164650127 - 130
M154 - 1631204853137 - 140
L164 - 1731245056147 - 150
XL174 - 1831285259157 - 160