The Evoc FR Trail Unlimited Protector Hydration Pack offer superb spine protection and has enough room to stow all your gear on longer rides. The Trail Unlimited is equipped with a CE certified Liteshield back protector, which uses polyurethane foam with an EPS to core to conform to shape of your spine one the pack is in place and provides up to 95% more protection upon impact. To ensure the pack provides the perfect fit, Evoc includes two adjustable Air Mesh and foam shoulder straps, a sternum strap, and a padded hip belt. Not only does the Trail Unlimted offer you plenty of room, but also provides a host of storage options to so you can keep your gear organized. Inside the main compartment there are tarpaulin dividers to hold smaller items, and the pack includes several zippered side pockets and a hip belt pocket. External straps are provided to hold your pads, and an open top pocket will secure your helmet. Evoc even includes an integrated rain cover to keep your stuff dry. Finally, the Trail Unlimited accommodates hydration bladders up to 3 liters.