DZR Pigeon Casual Cycling Shoes. The DZR Pigeon cycling shoes take casual comfort to a whole new level of excellence. If Jeff Spicoli was in the market for slip on, high performance cycling shoes the Pigeon would most definitely reign supreme. The upper is constructed of synthetic leather and features a single, broad Velcro strap to achieve a secure fit. While perfectly at home for any leisurely off the bike endeavor, the Pigeon is also 2 bolt mountain bike cleat compatible for optimal pedaling performance. The Pigeon features DZR's Variable Flex Shank technology that delivers stiffness for pedaling efficiency as well as just enough flex to make walking a pleasure. The natural gum rubber sole provides just the right amount of grip and as an added bonus these shoes are vegan friendly.