- 600-denier polyester outer shell with PU coating - 100% waterproof and breathable Drystar® inner lining, plus removable thermal liner - Impact protection provided with removable CE-certified Bio-Armor knee protectors - Interior hip pad compartments with poly-foam comfort padding - Highly abrasion- and tear-resistant printed texture TPU panels in critical knee areas - Dynamic® stretch panels around crotch and back of knees for improved riding performance - Pre-curved 3D knee construction and accordion knee stretch panel inserts further improve fit and feel - Large zippered air intakes help control internal temperature - Dual waist adjustment pull tabs for a custom fit - Waist-connection zipper for attachment to Alpinestars riding jackets - Adjustable, removable suspenders improve fit - Includes zippered waterproof hand pockets and large zippered front thigh pockets - Reflective graphic details and logos