Compression cycling suit with air layer, comfortable and breathable,100% polyester(top), 86% Polyester + 14%Spendex(shorts). Invisible zipper, fine sewing, and three standard storage bags in the back. Elastic Lycra fabric pants,and three-pin five-line sewing techniques, high Flexibility. Integrated molding pad, skin soft material, making riding trip easier and more comfortable. It’s compression tight design, please choose a larger one if you prefer loose outfit. Please kindly refer to the size chart before ordering.