fjqxz Campstoor Mountain Bike Bag 600D Multi-Functional Oxford Waterproof Bicycle Bag Cycling Rear Seat Trunk Bag Panniers Bicycle Accessories With Raincoat It can also be used as a regular bag after parking the bike. One can carry it by hand or shoulder due to its multiple functionalities Nice room for things in main compartment Handy drink pocket in back,Fits easily on the back rack, and easily removed also Made with durable 600D denier polyester fabric. With a large capacity, this trunk bag is perfect for a short long riding trip and excursions ,Dimensions - Main Compartment: 12" L x 6"W x 7"H. Side Pockets: 13" L x 2" W x 9" H.