The Rolltop Backpack: the ultimate bag for the modern and conscious wearer. With a rolled closure and volume to carry all your stuff. No more sore backs thanks to the comfortable padding, and you can even easily attach it to your bike. No more struggling to find your keys with two handy front pockets everything is within easy reach. But don't worry about your wallet, it's safe in the hidden zippered back pocket. Features: Vario Fix bike hooks E-Bike compatible Water-resistant 17 inch laptop compartment lined Easily accessible front pockets Reflection on the straps of the closure Hidden back zippered pocket Rain cover for back padding Specifications: Color: green Material: recycled PET bottles Capacity: 20 liter Dimensions: L x W x H 34cm x 13cm x 46cm Weight: 1430 grams Water resistant: yes Attachment: hooks