SET Active to Tracksmith leggings size

The short answer

SET Active L is Tracksmith XL by the two brands' own charts. 2 of 5 SET Active sizes land on a different label at Tracksmith.

Both brands publish the body waist each size is cut for, so every row matches a waist, not a tag.

Every SET Active size read across to Tracksmith Women's Strata Short Tights. Letter sizes on the left, Letter on the right.
SET Active	SET Active builds it for	Tracksmith Women's Strata Short Tights, by chart	Same label	Tracksmith builds it for	Tracksmith also prints
XS	waist 22 to 24 in	XS	XS	waist 23 to 25 in, hip 32 to 34 in	not published
S	waist 25 to 27 in	S	S	waist 25 to 27 in, hip 34 to 36 in	not published
M	waist 28 to 30 in	M	M	waist 27 to 29 in, hip 36 to 38 in	not published
L	waist 31 to 33 in	XL	L	waist 31 to 33 in, hip 40 to 42 in	not published
XL	waist 34 to 36 in	XXL	XL	waist 33 to 35 in, hip 42 to 44 in	not published
XXL	waist 37 to 40 in	not made	XXL	not published	not published

Tinted rows change label or sit between two sizes. 1 sizes have no counterpart on the Tracksmith chart. Read from the two charts only; no formula and no averaging.

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.

Open in the converter Add an item you own

Sources

SET Active size guide, read on 2026-09-18.
Tracksmith Women's Strata Short Tights size guide, read on 2026-09-18.

Tracksmith to SET Active