Specifications Material: Nylon 1680D/PVC coating Product size: 27x37x23cm. Carton size: 55x42x42cm/10 sets Features Super strong 7 magnet mounting system at backside Hidden rain cover inside main comparment. 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 An auxiliary side pocket to easily access important items/ tools/wallet or glasses