The Evoc FR Trail E-Ride back pack is a specially designed bag for e-riders, designs to carry all your essentials plus a spare battery and charger for them epic long missions. For the new e-mountain biking segment, Evoc have dedicated our experience in sophisticated backpack design with a focus on protection, ergonomics, ventilation, organisation, carrying systems and quality to the development of a special backpack for electrically assisted mountain biking.   Features A protector backpack, specially designed to meet the needs of e-mountain biking. Liteshield Back Protector offers 95% shock absorption. Separate, centered, well padded battery compartment with super safe fixation system. Charger strap fixation system. Control display compartment (fleece lined). Fits most of the following batteries: Bosch, Yamaha, Shimano, Fazua. Maximum battery dimensions: length: 420mm, depth: 100mm and width: 100mm. Air Circulation. Hyrdration System Compartment. Raincover. Tool Compartment. XC/DH Helmet Carry.   Size Volume: 20L. Diamentions: 27 x 56 x 14cm. Weight: 1500g.