Taking inspiration from race & sport-performance leather pants, but in a textile, stretch, & waterproof construction, the T-SP R Drystar® Pants create a whole new category for sport & sport-touring riders. Engineered for high usability & functionality in various climates, as well as for use with a variety of different riding boots & shoes, the T-SP R Drystar® pants offer high levels of climate control including a Drystar® waterproof & breathable membrane, a detachable thermal short pant with 100 gr. insulation & stretch panels, plus direct ventilation openings on the thighs. Construction wise, the T-SP R Drystar® Pants feature a 600D polyfabric main chassis, with large strategically placed stretch softshell inserts, & 450D polyfabric panels on the thighs & shins. The pants have an ergonomic ankle construction to fit either in the boot, over the boot, or over a pair of riding shoes, making them highly practical depending on the rider’s needs. A back leg extension gusset allows for over the boot fitment as well as customizable fit. For protection, the T-SP R Drystar® Pants feature DFS Lite knee sliders with floating, certified Level 1 GP extended knee & upper shin protection. There are also pockets to fit separately purchased Nucleon hip armor. & finally, the pants also offer a highly convenient & secure magnetic buckle waist closure, plus both a waterproof pocket & a quick access pocket. The T-SP R Drystar® Pants will perfectly complete the outfit with Alpinestars waterproof sport jacket line, including T-GP-R V3 Drystar® & T-SP-1 V2 Jackets. Features Race derived sport textile pant with tailored sport silhouette made from advanced stretch material & offering a modern look with refined detailing Ergonomic ankle construction to fit in the boot, over the boot, over riding shoes Stretch softshell inserts provide increased flexibility & freedom of movement DFS Lite knee with GP-R Lite extended & pre-curved race fit for extended impact protection & ergonomic shape Drystar® waterproof & breathable membrane to keep you dry Detachable thermal short pant to ensure warmth on the front thighs Direct opening vents for climate management Magnetic buckle waist closure Waterproof pocket & quick access pocket Back leg extension gusset to fit over the boot Floating shin armor to be able to fit armor in the boot while keeping the waterproof shell over the boot Upgradable with Nucleon Flex hip armor, purchased separately Certified Category II EN 17092-4:2020 Class A Certfied Level 1 EN 1621-1:2012 GP extended knee & upper shin protection