Baleaf Women's 3" Active Running Shorts Zip Pocket Body: 100% Polyester; Liner: 100% Polyester; Waistband: 90% Polyester/10% Spandex Ultralight woven fabric ensure you stay cool. Built-in knit liner wicks moisture and dries quickly for more comfort Yoga-inspired waistband provides a comfortable, natural fit Multi back pockets are available for essentials like key, 4"-4.7" mobile phone Reflective elements for increased visibility in low light To choose the right size, refer to Size Chart in the last picture