Men's Workout Running Compression Leggings Base Layer Tights Wicking Pants (Medium, Black) The fabric is made of 86% polyamide and 14% spandex, which is close-knit, elastic, smooth , comfortable and of wearability.<br> Quick-dry: The fabric gets dry much faster than general fabric for the special elasticity and structure, which fits body closely. <p></p> Sweat-wicking: We apply with special design and technique to produce micro-groove fiber and unique fabrics . It wicks sweat from the skin to the fabric exterior promptly, which wicks faster than general fabric for 5 times .