A lightweight Roswheel 1.5-liter bicycle backpack with a 2-liter water bag and a heat-insulating compartment. Suitable for cycling, running, walking, climbing. The backpack is made of high-quality, durable materials, thanks to which it is resistant to mechanical damage and ensures long-term use. A soft, airy panel on the back increases comfort, while the shoulder straps are made of breathable mesh. The chest strap stabilizes the backpack during activity. The top part is equipped with a drawstring for attaching light items. The main pocket is closed with a zipper. An additional dedicated compartment for a bladder, lined with heat-insulating foil. Equipped with a water bag with a capacity of 2 liters. The H2O System channels in the harness allow you to route the water hose. The 1.5 liter capacity allows you to conveniently pack a phone, keys, small bicycle tools, food. Reflective logo increases visibility in low light and dark conditions.