VPD adapts to the shape of the body, but when exposed to impact, the material stiffens and has extreme impact absorption properties. Technical features 3D molded VPD 2.0 knee protector Perforated for heat and moisture control Secure fit with kevlar reinforced stretch fabric Optional elastic strap for enhanced protection and fit CERTIFIED EN 1621-1 Ginocchiere POC Joint VPD 2.0 M