Alpinestars Evolution Shorts 57% Polyester/15% Polyurethane/12% Polyamide/10% Polyethylene/6% Spandex Imported High absorption EVA memory foam Lightweight stretch mesh Multi-density Chamois Lightweight, streamlined stretch mesh short provides superb moisture-wicking capabilities High-absorption and EVA memory foam for protective padding in high impact areas Integrated Noosfera multi-density Chamois seat padding offers unrestricted freedom of movement Elastic waist and silicone printing on thighs keeps protection in place