Alpinestars: Paragon Plus Youth Elbow Protector are extremely lightweight, durable, and flexible protector constructed from breathable stretch mesh for a comfortable, close fit.CONSTRUCTIONFlat inward-facing seams for improved comfort and ‘second skin’ feel and fit.40% polyurethane 35% polyester 20% polyamide 5% other.PROTECTIONAccording to European statutory law the CE mark is a conformity requirement for the marketing of this product.The following standards apply to this product: Knee protector: EN1621-1:2012 Level 1. KEY FEATURESHighly convenient and time-saving slip-on design with elasticated hems with silicone printing to prevent slippage and help keep protector securely positioned.Pre-shaped, ergonomic design for optimized performance with various riding positions.Strategically positioned ripstop fabric reinforcements for abrasion resistance and added durability.Protector pads are perforated and secured in mesh pocket for excellent breathability and core cooling.Protector pads are contoured to offer a compressive, anatomical fit.