With significant design changes to provide a smooth ride and fit, the Camelbak M.U.L.E 12L is a men's backpack that makes biking easy.

This 12-liter model is perfect for day trips and features smart storage options, an Air Support back panel and lightweight materials. Plus, it has maximum ventilation to keep you cool on the trail.

There's no shortage of functionality with a helmet holder, tool pocket and 3 liter hydration tank.