We are the official seller of NELEUS on Walmart. When purchasing please check out the NELEUS brand store you can see more NELEUS products here: https://www.walmart.com/brand/neleus/10002162 If you have any doubts before purchasing or about the after-sales problems after purchasing please feel free to contact us. Please refer to our size chart to select the appropriate size. Our products size follow the “US size” on our product label. NELEUS Womens 8 High Waist Workout Biker Shorts Yoga Running Athletic Shorts made of 85% polyester and 15% spandex. The special back design of hip offer the stylish while the streamlined fit will make you feel strong and confident to take on whatever the day brings. This running shorts for women is a comfortable length on your thighs and the legs don t ride up either. The high waist keeps your tummy in place.