Amazon.com: RAINS Backpack Mini - Waterproof Backpack Mini 。New With Tags “This clean and ever contemporary rucksack features an internal laptop pocket, a spacious main compartment and a concealed external phone pocket on the back panel. The laptop pocket fits a 13\" laptop with sleeve, making the squared backpack a perfect computer-ready staple for commuting on bike or by foot. Backpack Mini is cut from Rains\' signature PU fabric, engineered for carrying strength, durability and a smooth feel. H16 x D4 x W11.6 inches Volume: 3.3 gallons Flap with magnet snap fastenings Single main compartment External back zip pocket Internal zip pocket Flat pocket fits 13\" laptop Adjustable shoulder straps Webbing carry handle”