Castelli Competizione ShortsThe Castelli Competizione Shorts bring premium performance to the budget-conscious cyclist. With features taken from their high-end race shorts, they deliver incredible comfort for training and racing and anything in-between. If you love to race, put in many hours of training a week and yet your budget may not quite stretch to one of Castelli's top race shorts, the Competizione Waist Shorts are here to ensure you enjoy the same premium fit and feel when you're on the bike. For aerodynamics, they feature the very same low-drag Vortex BLC textured fabric on the legs as found on the Free Aero Race 4 Bib Shorts. The Aero 4s also give the Competizione their Giro4 leg grippers, providing a smooth, raw-edge finish for outstanding comfort and hold with minimal pressure. Not only benefitting from Castelli's fabric know-how, but the Competizione also get a signature Castelli fit. Supportive of the muscles and with the perfect degree of flexibility, they're ever so comfortable from the moment you pull them on. The cost to performance ratio is unbeatable. KISS Air2 Seat PadFor the Competizione, Castelli makes use of their Kiss Air seat pad, featuring many of the advances found in their range-topping Progetto X2 seat pad but at a more affordable price. A seamless top layer, that's highly flexible and bacteriostatic avoids saddle sores and infection. Meanwhile, the dual-density, variable thickness foams work to cushion and support just where you need it most, removing bulk where you don't need it.Features:Materials: 80% Polyamide, 20% ElastaneKISS Air2 seat pad for all-day comfortAffinity Pro Lycra® fabric on inside of leg for outstanding stretchand reboundVortex BLC textured fabric on legs for better aerodynamicsGiro4 leg gripper with raw edge for comfort and silicone stripesfor gripFlat-lock stitchingReflective detailing on backSuggested Temperature range: 15 to 35 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.