Camelbak Products Men's M.U.L.E NV Hydration Pack Antidote Reservoir features easy open/close cap and low-profile design Bike tool organizer pocket, stretch overflow helmet storage and removable rain cover Four point compression Designed to Carry: Helmet, multi-tool, pump, spare tube, extra layers, lunch, MP3, phone, wallet, keys CamelBak Got Your Bak Lifetime Guarantee