Features: Distance between the two side bag is approx. 12cm Easy attach to bicycle rack with straps Twin compartments and storm flaps Detachable cotton webbing shoulder strap Top carry handle Easy to take on and off Beautiful product design Can be rolled up Can put your stuffs including Toolbox, gloves, mobile phone, clothing etc. inside Specification: Material: Water-resistant canvas Capacity: 2x12L Structure: 2 main pockets Weight: 1.21kg / 2.66lb Dimensions (each compartment):33cm x 30cm x 12.5cm / 12.99" x 11.81" x 4.92" Package List: 1 x Cycling Bicycle Rear Double Side Rack Bag Tail Seat Pannier