SEDICI Ultimo Waterproof Textile Motorcycle Jacket - MD, Black ULTRA-BRASE 600 denier outer material with HYPER-CORE PLUS 1200 denier abrasion resistant panels 600 denier ULTRA-BRASE inset sections for improved movement and a light weight construction 100% waterproof membrane Detachable quilted satin liner with fleece sections ACS Air Control System ventilation throughout