Unisex Italian Brainrot Onesie
Unisex Italian Brainrot Onesie - 3-4Y / Black is backordered and will ship as soon as it is back in stock.
Couldn't load pickup availability
Delivery and Shipping
Delivery and Shipping
UK Standard Delivery: Free (1–2 working days).
Next Day Delivery: £4.00 (Next working day if ordered before 2pm Monday–Thursday).
Free Delivery: All standard deliveries
Key Dates:
Order Processing Pause: Orders will be processed on the 24th, 29th, 30th and 31st December 2025. Then return to normal from the 2nd January.
Note: Next Day Delivery operates on a 98% SLA and is not guaranteed. Orders placed after 2pm on Thursday or during weekends will be processed on the next working day.
Returns
Returns
Click here to see our returns policy.
Unisex Italian Brainrot Onesie
Level up their lounge game with this unisex Italian Brainrot onesie featuring a bold Italian Brainrot back print, for meme fuelled fun. Made from a soft cotton-rich fabric, it delivers the comfy feel parents want and the cool look kids love. The hood adds a cosy layer for film nights, while the ribbed cuffs help the legs and sleeves stay put. A smooth zip front makes getting dressed simple and stress-free, whether they are winding down after school or settling in for weekend play. The colour stays sharp wash after wash, and the graphic is designed to keep its impact. Pair with socks or slippers for a complete chill outfit. Available in sizes 3–14 years with a relaxed, lounge-ready fit. Ideal as a birthday treat, a Christmas present or a just-because surprise for Italian Brainrot fans. Machine washable for easy care. This cotton-rich all-in-one is a go-to choice for cosy evenings, gaming marathons and silly sleepovers, giving children freedom to move and parents peace of mind about comfort and practicality.
-
Cotton-rich, soft and breathable
-
Zip front for quick on-off
-
Hooded with rib cuffs for a neat fit
-
Bold Italian Brainrot graphic on the back
-
Machine washable
-
Sizes: 3–13 years
-
Colour: Black
Kids
| Age | EU Height (cm) | US (size) | Weight (kg) | Chest (cm) | Waist (cm) | Sleeve Length (cm) | Hips (cm) |
|---|---|---|---|---|---|---|---|
| 1-2 Years | 80-92 | 12M/2T | 14 | 51-53 | 50-51 | 29-30.5 | 54-56 |
| 2-3 Years | 92-98 | 2T/3T | 16 | 53-55 | 51-52 | 30.5-32 | 56-58.5 |
| 3-4 Years | 98-104 | 3T/4T | 18 | 55-57 | 52-53 | 32-34.5 | 58.5-61 |
| 4-5 Years | 104-110 | 4/5 | 20 | 57-59 | 53-55 | 34.5-37 | 61-63.5 |
| 5-6 Years | 110-116 | 5/6 | 22 | 59-61 | 55-57 | 37-39.5 | 63.5-66 |
| 6-7 Years | 116-122 | 6/7 | 24 | 61-63 | 57-59 | 39.5-42 | 66-68.5 |
| 7-8 Years | 122-128 | 7/8 | 25 | 63-66 | 59-61 | 42-44.5 | 68.5-71 |
| 8-9 Years | 128-134 | 8/9 | 29 | 66-70 | 61-63 | 44.5-47 | 71-75.5 |
| 9-10 Years | 134-140 | 9/10 | 34 | 70-73 | 63-65 | 47-49.5 | 75.5-79 |
Youth
| Age | EU Height (cm) | US (size) | Weight (kg) | Chest (cm) | Waist (cm) | Sleeve Length (cm) | Hips (cm) |
|---|---|---|---|---|---|---|---|
| 10-11 Years | 140-146 | 10/11 | 39 | 73-76 | 65-67 | 49.5-52 | 79-82.5 |
| 11-12 Years | 146-152 | 11/12 | 44 | 76-79 | 67-69 | 52-54.5 | 82.5-85 |
| 12-13 Years | 158-164 | 12/13 | 49 | 79-82 | 69-71 | 54.5-57 | 85-87.5 |
| 13-14 Years | 164-170 | 13/14 | 54 | 82-86 | 71-73 | 57-59.5 | 87.5-90.5 |
Ladies
| Size | Bust (cm) | Chest (cm) | Waist (cm) | Sleeve Length (cm) | Hips (cm) | Inside Leg (cm) |
|---|---|---|---|---|---|---|
| 4-6 X-Sml | 72-77 | 71.5-75 | 51-56 | 55-56 | 79-84 | 78 |
| 8-10 Small | 82-87 | 78.5-82 | 61-66 | 57-58 | 89-94 | 78 |
| 12-14 Med | 92-97 | 85.5-89 | 71-76 | 59-60 | 99-104 | 78 |
| 16-18 Large | 102-107 | 93-96.5 | 81-86 | 61-62 | 109-114 | 78 |
| 20-22 XL | 112-117 | 100-103.5 | 91-96 | 63-64 | 119-124 | 78 |
Men
| Size | Chest (cm) | Waist (cm) | Inside Leg (cm) |
|---|---|---|---|
| X-Sml | 84-89 | 68.5-74 | 81 |
| Small | 92-97 | 76-81 | 81 |
| Med | 99-104 | 84-89 | 81 |
| Large | 107-112 | 92-97 | 81 |
| XL | 114-119 | 99-104 | 81 |
| XXL | 122-127 | 107-112 | 81 |
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.