The Rochester Yakka Backpack “M” is an impressive upgrade in terms of details, whilst retaining the design features of the famous Rochester Backpack. Details Material: Recycled PET Plastic (Equivalent to 37 plastic bottles) RFID blocking zip pocket safeguards your data Insides: Accommondates 17" tablet, zip-locking system keeps personal belongings safe Pockets: Two insert pockets, two pen insert pockets, mesh pocket to store your miscellaneous items, hidden zip sunglasses pocket, bottle/umbrella insert pockets, side pocket for laptop, back hidden zip pocket for added security Fliptop opening D ring key holder Top handle for comfort and convenience Straps: Padded shoulder straps provide extra protection for your shoulders Specifications Capacity: 22L Net weight: 760G Fits: 17" Laptop Dimensions: 47 x 29 x 12CM (H/L x W x D) Note: All dimensions are measured manually and may have a margin of error of 2-4cm.