The deuter energy bag grab it our new energy bag is the easiest and super quick way to carry your energy bars money phone or keys on your bike the small zippered bag sits within arms reach on the front top tube secured with velcro attachments thus you can eg easily fuel up on energy bars while still riding reflective details guarantee improved visibility in low light conditions deuter energy bag features weight 65g volume 500ml dimensions 7cm x 5cm x 14cm