Castelli Endurance 4 Short Long Miles, Sorted When the ride stretches past four hours, the pad becomes the conversation. The Endurance 4 Short puts the Progetto X2 Air Seamless pad at the center of a classic short design, so you get top-shelf comfort without the bib. Seams are positioned around the hips for an ergonomic shape that sits correctly on the bike from the first hour to the last. The Endurance Evolution fabric keeps compression consistent and moisture moving throughout, and the GIRO3 leg grippers hold everything in place without digging in. Features Progetto X2 Air Seamless seat pad top-tier pad construction in a traditional short format for long-haul comfort Endurance Evolution fabric soft hand with consistent compression and strong moisture management Hip-placed seaming ergonomic shaping keeps the short positioned correctly on the bike GIRO3 leg grippers secure, comfortable hold that stays put without constricting | Castelli | Endurance 4 Short Men's | Size Medium In Black