Snap into your Shimano SPD pedals with the ultra durable Chrome Truk SPD Shoe and ride without fear of dreaded footwear blowouts. Chrome has been making urba bike messenger worthy gear for years now, and has earned a reputation for quality. Truk SPD shoes keep this tradition alive. Truk SPD shoes are made with some of the toughest materials in the shoe industry. 1000 denier Cordura uppers are virtually blowout proof. For the soles, Chrome chose to use vulcanized rubber for its incredible toughness. It also added a rubber heelcup and a nylonfiberglass shank for pedaling efficiency and protection.