Uniqlo to Buffbunny leggings size
The short answer
Uniqlo XXS is Buffbunny XXS/00 by the two brands' own charts. 7 of 7 Uniqlo sizes land on a different label at Buffbunny.
Both brands publish the body waist each size is cut for, so every row matches a waist, not a tag.
| Uniqlo | Uniqlo builds it for | Buffbunny, by chart | Same label | Buffbunny builds it for | Buffbunny also prints |
|---|---|---|---|---|---|
| XXS | waist 22.5 to 24.8 in, hip 32.8 to 35 in | XXS/00 | XXS/00 | waist 24 to 25 in, hip 33 to 35 in | not published |
| XS | waist 24 to 26.5 in, hip 34.3 to 36.5 in | XS/0-2 | XS/0-2 | waist 25 to 27 in, hip 36 to 37 in | not published |
| S | waist 25.5 to 28 in, hip 35.8 to 38.3 in | XS/0-2 | S/4-6 | waist 25 to 27 in, hip 36 to 37 in | not published |
| M | waist 27.3 to 29.5 in, hip 37.5 to 39.8 in | S/4-6 | M/6-8 | waist 27 to 28 in, hip 38 to 39 in | not published |
| L | waist 29.5 to 32 in, hip 39.8 to 42.3 in | M/6-8 | L/10-12 | waist 29 to 31 in, hip 39 to 41 in | not published |
| XL | waist 32 to 34.3 in, hip 42.3 to 44.5 in | L/10-12 | XL/14-16 | waist 32 to 34 in, hip 42 to 44 in | not published |
| XXL | waist 34.3 to 36.5 in, hip 44.5 to 46.8 in | XL/14-16 | XXL/16-18 | waist 35 to 37 in, hip 45 to 47 in | not published |
What wearers say
Charts describe a garment. People who own both brands describe a fit, and their answer ranks above this table once five of them stand behind it. Pick your size in the converter to see whether there are enough yet.
Sources
- Uniqlo size guide, read on 2026-09-18. Uniqlo on TrueToSize
- Buffbunny size guide, read on 2026-09-18.