NOOYME (Last Deal of 2018 Men's Cycling Shorts 3D Gel Padded Bicycle Riding Men's Bike Shorts (Last-Minute Deals)80% Polyamide and 20% spandex, enhances moisture wicking and body heat thermoregulation. (Last-Minute of Deals)3D structure chamois is breathable and comfortable. Smooth flatlocked seams can avoid friction and the skin irritation. Non-slip silicone legs grippers and elastic to keep shorts in place, no slide up. Two reflective marks design for highly reflective and visible when riding at night. Suitable for M=29-31" L=32-34" XL=35-37" XXL=38-40" XXXL=41-43"(waist measurement).