X-Bionic Men's Accumulator Medium Pant 82% Polyamide, 11% Elastane, 7% Polypropylene 3D BionicSphere System zone at the coccyx places SweatTraps directly on the skin to draw off excess moisture, preventing the formation of droplets and the unpleasant sensation when they begin to trickle. Warm or cold water machine or hand wash. Line dry. No bleaching or fabric softening agents. Made in Italy