Altra Rivera Size:Grey/Orange US 12 mains - 105 m (344

mains - 105 m (344 ft) / crosses - 95 m (311 ft) Core High-Intensity Nylon Multifilament Outer High Polymer Braided Nylon Fiber Coating Mains - Polyurethane Coating

or extra bottle

Footshape™: Allows the toes to relax and spread out naturally enhancing stability

a tough wearing upper and durable outsole

Altra Rivera Size:Grey/Orange US 12 mains - 105 m (344This brand new, open road ready shoe is your go to daily performance trainer. The soft responsiveness of the Altra Ego Midsole pairs with the lightweight comfort of an engineered mesh upper for all your road needs, from training blocks to that weekly long run. The bio heel mimics the form of a human heel and the neutral innerflex offers increased flexibility, allowing you to go with the flow and be one with the road. Every day, every run, every road