These soft CE certified 3DF knee guard scores a total of 13 points in the Leatt protection rating system. High-performance soft knee guard, now with increased side protection. This pure soft shell guard is big on protection yet lightweight and comfortable. It's made with Leatt's innovative 3DF foam that absorbs energy on impact. Features: CE tested and certified as impact protection: - Knee EN1621-2 Total Leatt protection score of 13 points 25% slimmer CE impact certified profile super soft & flexible 3DF impact material increased side protection Abrasion resistant Aramid outer layer for durability wider silicone printed elastic cuffs MoistureCool & AirMesh fabrics: - Wicking, vented & antimicrobial All protection materials perforated for ventilation Pre-curved 3D design for better fit & function Size chart: size S/M L/XL XXL thigh circumference in cm 30-34 34-38 38-40 calf circumference in cm 22-26 26-30 32-34 The circumference should be measured about 13cm above and below the knee center.