Fox Racing Enduro Pro Baselayer Tight - Black SmallFox Racing Enduro Pro Baselayer Tight Black Small. The Enduro Pro Tight is a complete solution for mountain bike specific lower body protection. The knees feature CE certified impact protection while the dual density EVO chamois adds excellent comfort for long days in the saddle. Lightweight compression built into the main material helps to keep your legs fresh and cool while shredding down the trail Reinforced skid plate in the knee reduces friction