The Fox Launch Pro Knee Guard is the next evolution in comfortable, ergonomic knee coverage. With its soft shell fit, you receive lightweight stay-put coverage throughout the entire range of the pedaling motion so you can stay focused on the ride ahead. - Perforated neoprene offers comfort & breathability. - Ergonomic plastic knee cup with Kevlar fabric coverage. - A pre-curved ergonomic fit ensures pure performance while in the ride position. - Wrap-around hook & loop closures for a secure fit and easy on & off. - Sold in pairs.