Troy Lee Designs is the place where "The World's Fastest Racers" go when only the best will do. Race Fit - SE Pro is the ultimate combination of performance and durability. Weight = 1.1 pounds, 480 grams. Bluesign® certified TLD Dura Tech and TLD Perf Stretch Woven. TLD Perf Stretch Woven fabric allows for unrestricted movement on the bike. TLD Dura Tech material provides durability in key wear areas. Silicone on inside waistband for added jersey grip. Stretch yoke for added flexibility. Ratchet waist adjustment system. Inside knee leather panels.