85% Nylon/15% Spandex Nylon. This super soft, seamless tight features a microfiber yarn for superior comfort and performance. Great for dance, exercise, recital, costuming, and fashion. Features include a comfortable 1" lined elastic waistband and a dyed-to-match gusset for color uniformity and moisture management. Hand wash, drip dry. FITTING GUIDE: SM =,4" 10" -- 5' 4 " & 90 -- 125 lbs.;  MED = 5 ' 2 " -- 5' 8 " & 110 -- 145 lbs; LG = 5' 3 " -- 5' 10 " & 125 -- 165 lbs; XL = 5' 6" -- 6' 2" & 145 -- 175 lbs.