Travel backpack made of recycled RPET polyester. Padded back and handles. 2 exterior front pockets. 3 large main compartments. Main compartment with various pockets and a 17.3" padded compartment. Compartment with USB output to connect a power bank (not included). Micro USB cable included. Breathable trainers compartment. Anti-theft pocket on the back. Trolley strap. Capacity: 30 L.