BOI bicycle beam package Bike Frame Rack Tube Bag,cycling bag Red Magic closure strap design for quick release & installation, suitable for a variety of bicycles. Water resistant terylene, this bag will keep its shape while on your bike. Accessories while you are cycling, such as wallet, mobile phone, gloves, repair tools, etc. With zipper pocket, safer for inside items and convenient to open / close. Size 12*18*5.5 cm,Two side bags more room for your storage.