600 D waterproof/water resistant polyester with PU inserts. Transparent map holder with quick access. Removable internal reinforcement. Two side pockets with zip. Safety strap to be fixed to the handlebar, can be used as shoulder strap for carrying over the shoulder. Extendable from 20 to 26 liters. Fluorescent yellow rain cover. Reflective inserts for high visibility at night. Reflective motif prints for greater visibility.