★★★★★
Never taking it off
The fleece is way thicker than I expected and the hood is enormous. I put it on after work and did not get up for four hours.
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New arrival - almost sold out
The Big-Mouth Monster Onesie
★★★★★4.8 - 45+ verified reviews
$41.99
$83.98
Save 50%
- Ridiculously soft coral fleece - built for all-day couch mode
- Giant-mouth monster hood that gets a reaction every time
- Roomy relaxed fit in four colours, S through XL
- Free shipping on every order, always
★★★★★ Bought it as a joke for movie night. Now I basically live in it.Mia R. ✓ Verified buyer
★★★★★ Softer than my duvet. Nobody keeps a straight face when I open the door.Lena K. ✓ Verified buyer
✈Free shipping on all orders
↺30-day easy returns
⚿Secure checkout
Cozy season just found its final form
This is not your average onesie. It is an oversized, plush monster suit with a giant-mouth hood, finished with a comically large comb so your fur stays fabulous.
The coral fleece is thick, breathable and unbelievably soft, so you stay warm on the sofa without overheating. Roomy fit, deep pockets, zero effort.
Wear it for movie marathons, lazy Sundays, costume nights, or just to confuse the delivery driver. Comfort has never been this entertaining.
How it works
1
Pick colour and size
Four colours, S through XL. Check out securely in under a minute.
2
We ship it free
Every order ships free with tracking, on its way within 24 hours.
3
Zip up and disappear
Slide in, pull the hood over, and let the sofa do the rest of the work.
Straight from our customers
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Why people pick ours
What matters
Aline
Others
Thick coral fleece that survives the wash
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Oversized character hood with real detailing
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Matching accessory included
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Four colours and four sizes
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30-day no-drama returns
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Free tracked shipping on every order
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Loved by very comfortable people
4.8
★★★★★
Based on 45 verified reviews - 96% would buy again
★★★★★
Best gift I have ever given
My brother opened it and immediately wore it to dinner. Everyone asked where it was from. Worth every cent.
★★★★★
Warm without the sweat
I usually overheat in fleece, but this one breathes. I wear it all evening with nothing but a tee underneath.
★★★★★
Fit is genuinely roomy
I am 6 foot 1 and the XL still has room in the shoulders. The comb accessory is a ridiculous bonus and I love it.
Questions, answered
Which size should I pick?
The cut is deliberately roomy. S suits up to about 5 foot 4, M up to 5 foot 8, L up to 6 foot, XL above that. If you want extra room to layer, size up one.
How soft is the fabric, really?
It is a thick brushed coral fleece with a smooth inner lining, so it feels closer to a duvet than to a costume. It stays warm without trapping heat.
Can I machine wash it?
Yes. Cold wash, gentle cycle, tumble dry low. The pile stays soft and the hood keeps its shape.
How much is shipping?
Nothing. Shipping is free on every order, with tracking included. Orders leave the warehouse within 24 hours on business days.
What if I do not love it?
You have 30 days to send it back for a full refund. No forms, no interrogation - just email us and we sort it out.
Is the accessory included?
Yes, the matching oversized comb ships in the box with every onesie at no extra cost.
Your sofa is waiting
Limited run at this price. Once this batch is gone, the next one lands at full price.
Free shipping - 30-day returns - secure checkout
$41.99 $83.98
Free shipping on all orders