Weighing in at just one pound the magic is ideal for days when the weather is clear and the trail is callingdays when you want to ditch most of your gear to travel fast and light with 2 liters of hydration capacity it carries enough water for a substantial 2hour ride there are universal hooks for carrying your helmet plus a zippered front that pocket leaves enough room for a phone card and keys the removable waist belt also adds stability on rough terrain the updated magic features