Cotton lycra blend. Motionwear's Acro Tank Leotard features a conservative yet flattering scoop neckline, with a leg opening designed for wear without tights. Ideal for ballet dancing. Made in the the U.S.A. Original Motionwear dance product. Approved for the Boston Ballet dress code. FITTING GUIDE: CH/XSM/2-3, CH/SM/4-5, CH/INT/6X-7, CH/MED/8-10, CH/LG/12-14.