Mesh and poriferous design on the back for maximum breathability and heat dissipation. Made of ultralight and tear-resistant nylon fabric.
Ergonomic design on the back for maximum comfort. perfectly fit the body while cycling. Adjustable chest strap and waist strap can fix the bag so the bag will not bounce while cycling. With mesh cover on the bottom to hold your helmet. The detachable pouch can store your cellphone, wallet, keys and other items.
Shoulder straps with water pipe channel, easy for drinking water while cycling. Front strap and back of the bag with reflective strips for safe riding at night. With an emergency whistle on the strap, you can use it in emergency events.