25 YEAR LIMITED LIFETIME GUARANTEE – ToughBuilt’s quality standards are second to none and all products are manufactured using only the finest materials and components. Stringent quality control, random production line sampling and end of line inspections ensure high quality for low returns, superior reliability and ultimately a satisfied and loyal customer base. Quick & easy registration process via : https://toughbuilt.com/register-your-product-ukeu Comfortable GelFit ™gel and foam design Ergonomically shaped to fit the knee and upper shin Interchangable Stabilizer SnapShells ™easily snap off Perimeter stabilization provides rock steady support Unique construction wide footprint to the front, sides & rear Decreases pressure on the ankles Abrasion resistant 1680D fabric Prevents scratching and marring Maximizes pressure distribution for all day comfort High side wall greatly reduce twisting off of the knee Heavily textured on contact surfaces High quality hollow snaps EVA elastic leg straps comfortably hold their place without cutting off circulation or binding behind the knee