Features: Knee pads designed for every rider, from beginners to veterans SmartFlex(TM) protection offers form-fitting and lightweight protection that is flexible while you ride and hardens on impact for added protection Body-mapped, impact-absorbing SmartFlex(TM) pads layered on top of a ventilated, soft inner foam layer allowing for maximum protection, comfort, and breathability Soft inner foam keeps pads comfortable on your knees while adding another layer of protection Fabric is moisture-wicking and offers UPF 50+ protection to keep you safe in any environment Compression sleeves with grippers at the top to keep your guards in place Machine washable PPE II certified