Gymshark leggings

Gymshark workout leggings, gray color, excellent condition, size unknown - measurements :waist 13 inch across,crotch 11 inches,inseam 25 inches, length 35 inches no size tag- either Xs or small. According to gymshark their xs=26 waist for most bottoms. Pics of red pair are just for reference the ones for sale are gray