Rhinowalk 30–45L Expandable Motorcycle Helmet Backpack Color:Black very sturdy and 100% waterproof

very sturdy and 100% waterproof

Does it fit folding bikes

When you go out and ride through mud and wet road

code meter

no rubbing of legs during cycling

Rhinowalk 30–45L Expandable Motorcycle Helmet Backpack Color:Black very sturdy and 100% waterproofRhinowalk MBB3001 is a 3045L expandable motorcycle helmet backpack designed to carry most adventure, modular, full face and open face helmets together with daily riding gear. Roll the top down for a compact profile or open the full compartment when more capacity is needed. Key features Expandable 3045L capacity: approximately 30L when rolled down and 45L when fully opened. Helmet ready main compartment: suitable for most adventure, modular, full face