One K Helmets boast the perfect synergy between advanced technology and aesthetically pleasing design. With enough features to appeal to those seeking everything a helmet could possibly offer, wrapped in a package that traditionalists can appreciate, One K has the best of both worlds. Certified to ASTM standards. Black Matte.
Air pump system provides the ultimate in comfort & custom fit. 3 hidden air pockets in liner inflate by depressing concealed air pump until desired fit is achieved.