Alpinestars Evolution Knee/Shin GuardsThe Alpinestars Evolution Knee/Shin Guards provide you with impact and abrasion protection while remaining lightweight and comfortable. It also offers high flexibility and breathability thanks to the laminated Rip-stop construction. The snug fit offers a firm compression fit and soft tissue support for all styles of riding, allowing you to enjoy your ride down your favorite trails.FeaturesHighly flexible and lightweight knee guard constructed from breathable laminated rip-stop, PE foam and poly-mesh.Integrated soft shell, PE patella piece is covered with durable fabric made from aramidic fiber for abrasion and impact protection.Liner offers progressive protection while providing a soft contact against the skin.Snug design offers a firm compression fit and soft tissue support for all styles of riding.Velcro(R) top and bottom elastic straps to help keep the protection in place.Silicone printing on the inner liner also prevents the guard being displaced while riding.Stretch mesh panel for better stability of the guard while riding.Size ChartSizeSmall/MediumMedium/LargeLarge/Extra LargeKnee Circumference (10cm above knee)39 - 45cm45 - 50cm50 - 55cmCalf Circumference32 - 38cm38 - 43cm43 - 48cm