Mysenlan Men&rsquo;s Cycling Long Pants for Spring or Summer Thin Pants Casual Pants Black This wonderful cycling pants is made of highest quality, FLEX silk fabric. These pants will last as a high performance garment for your active needs. SIZE NOTE: PLS READ SIZE CHART CAREFULLY, AS OUR SIZE IS SMALLER THAN EUROPEAN SIZE, WE KINDLY SUGGEST YOU UP ONE SIZE BIGGER THAN YOUR USUAL SIZE. The spandex support increases blood flow through the muscles resulting in increased oxygen and less fatigue. 3D tailor designed and constructed to fit perfectly to the body in motion. The perfect balance of anatomic fit, performance engineered materials Our 4 core fabric technologies (Transfer, Barrier, Thermal and Softshell ) create a system that works to help you maintain the perfect temperature for the weather conditions and activity range day in and day out