The revised version of its test winner K-Pact features a proven sleeve construction for an excellent fit using a new, highly breathable sleeve material: the Super Perforator neoprene ensures maximum breathability even on long ascents. Asymmetric side padding to protect against impacts and top tube contacts. The main padding of Sas-Tec Performance is famous for its cushioning properties. Overall, the K-Pact is your reliable partner for home trail rides, bike park adventures and fast backcountry descents.