Specifications Material: Nylon 1680D/PVC coating Product size: 24x36x23cm. Carton size: 55x42x42cm/10 sets Features Super strong 7 magnet mounting system at backside. Hidden rain cover inside main comparment. Hidden, zip-out backpack shoulder straps Expandable height Dual zippers with long pull tabs Clear map pockets on top of each bag Reflective piping for increased visibility Non-slip and non-scratch rubber base Rigid side walls with pe boards to maintain its shape D-rings for additional tie down straps or mounting points Easily access your glasses, wallet, cell phone and other small items in smaller side pocket. An auxiliary side pocket to easily access important items/ tools