- High-density nylon outsole with patented multivent system - Multivent outsole providing comfort in all weather conditions - Velcro straps closure: Easy slip-on and quick to attach - Synthetic leather: Easy to wash and durable - Nylon Mesh upper: Extreme ventilation and durability - Compatible with SPD, SPD-SL, TIME, LOOK and SPEED PLAY cleats - Weight: (size 42 /pair): 310 g / 11 oz - ErgoAir interchangeable Availability: Usually ships the next business day. Louis Garneau Mens Ergo Air 2 Shoes 1487042 1487042$89.95Size: 42434548495 Thank you for your interest in our cyclewear! We ship all orders ASAP email: cyclewear@aerotechdesigns.com Website: http://www.aerotechdesigns.com