2XU to Nike leggings size
The short answer
2XU XXS is Nike XS by the two brands' own charts. 3 of 6 2XU sizes land on a different label at Nike.
Both brands publish the body waist each size is cut for, so every row matches a waist, not a tag.
| 2XU Flex & Fluid Tights | 2XU builds it for | Nike, by chart | Same label | Nike builds it for | Nike also prints |
|---|---|---|---|---|---|
| XXS | waist 23 to 24.5 in, hip 33 to 34.5 in | XS | XXS | waist 23.5 to 26 in, hip 33 to 35.5 in | US numeric 0-2 |
| XS | waist 25 to 26 in, hip 35 to 36.5 in | XS | XS | waist 23.5 to 26 in, hip 33 to 35.5 in | US numeric 0-2 |
| S | waist 26.5 to 28 in, hip 37 to 38.5 in | S | S | waist 26 to 29 in, hip 35.5 to 38.5 in | US numeric 4-6 |
| M | waist 28.5 to 30 in, hip 39 to 40.5 in | M | M | waist 29 to 31.5 in, hip 38.5 to 41 in | US numeric 8-10 |
| L | waist 30.5 to 32 in, hip 41 to 42.5 in | M | L | waist 29 to 31.5 in, hip 38.5 to 41 in | US numeric 8-10 |
| XL | waist 32.5 to 34 in, hip 43 to 44.5 in | L | XL | waist 31.5 to 34.5 in, hip 41 to 44 in | US numeric 12-14 |
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
- 2XU Flex & Fluid Tights size guide, read on 2026-09-18.
- Nike size guide, read on 2026-09-17. Nike on TrueToSize