Product Description Specifications:Protection Zone:kneesConstruction:foamSpecial Fabrics:Nucleon PlasmaCertification Number(s):EN 1621-1 (Level 2)Features:Lightweight knee pads for mountain bikingFlexible, breathable Nucleon Plasma protector made from sustainable materialsAnatomically preformedAbrasion-resistant material in frontMesh back with large opening behind the knees for optimal ventilationAdditional padding on the sidesSlip-on design with two Velcro straps for width adjustmentSize Guide:Our size guide will help you choose the correct size. Manufacturer Number:1654624 Contents:1 pair of Manufacturer: Alpinestars S.p.A. Viale E. Fermi 5 31011 Asolo (TV) Italy help.eu@alpinestars.com