The Dainese Alien leather motorcycle jeans feature composite protectors certified to EN 1621.1/97 Standard, soft protectors certified to Standard EN 1621.1/97 at the hips and are constructed from S1 Abrasion and tear resistance material with premium grade D-Skin leather. These offer a zip to attach to jackets, double zips at the calf, stretch inserts for ease of movement and comfort, Nanofeel liner, reflective detailing for added visibility, belt loops and 2 outside pockets.