Dainese Knee Six Pro Knee Guard Revolutionary support system with micrometrical adjustable BOA closure device for this technological advanced and extreme lightweight soft knee protector. The special support system allows the protectors to adapt perfectly to the knee joint. Certified according to the standard EN1621.1/97, the knee guards are able to combine high protection performance with extreme comfort through the skillful integration of Pro Shape with Crash absorb. Features Certified EN 1621.1/97 Standard BOA micrometrical adjustment system Biaxial elasticated mesh support system Pro-shape with perforations