yellow is new orange was used 1 time and washed. Orange : fits like a size S or 4 About this Item Fabric Type 76% Nylon, 14% Polyester, 10% Spandex Origin Imported About this Item * 76% nylon+14% polyester+10% spandex * [Main Fabric] - This ribbed sports set is made with lightweight, moisture-wicking power fabric. High elasticity, Comfortable, Breathable, Dry, The 4-way stretch promotes both compression and butt lifting, upper leg muscles, and reduce muscle vibrations. * [Super Flattering]-elastic yoga outfit sets Yellow: its an M, but fits like a 4 90% Nylon, 10% Spandex Imported Pull On closure Hand Wash Only [ PROFESSIONAL SPORTWEAR FABRIC ] - This long sleeve workout set used premium nylon and spandex blended, use new honeycomb structure knitting, keep airiness to quickly wick away sweat and help to keep you drying. Give you a warm workout suit in Spring, Autumn and Winter exercise [ UNIQUE COLOUR AND CONTOUR LINES ] - Bright colored sportswear brings warmth and a positive atmosphere for the young dynamic. High waist leggings and crop tops are slim-fit, delicate contour lines help to show off body curves perfectly with tummy control and butt lift