... 80% nylon (polyamide), 20% lycra(spandex); moisture-wicking and quick-drying; exceptional non-fraying quality, optimum air permeability, ... options: (A) COOLMAX™ high density foam chamois, soft, flexible, breathable and comfortable; (B) COOLGEL™ silicon gel chamois, perfect in ... silicon gripper.(5) Anatomical cut: reducing wind resistance and increasing aerodynamic efficiency.(6) Also available: Solid ...