Get comfortable in your Kart wearing Alpinestars KX short sleeve tops. KX tops are stitched with polypropylene fabric and feature hydrophobic construction that offers excellent breathability and moisture-wicking properties. Together with their blend of hypoallergenic, anti-static, and heat-resistant fibers, your upper half will experience superior body temperature regulation to keep you cool and dry. Plus, the cut is aggressively profiled and well-fitted, which will aid in reducing chest and arm muscle fatigue. Dress in high-tech layers for high-level comfort in Alpinestars KX tops.