Padded Rigid Laptop Compartment with iPad/Tablet/e Filling: 100% polyethylene foam, 100% Ferromanganese alloy, polyethylene material 100% Anti-Scratch, Water Proof, Net Weight: About 440 grams Fabric: 100% polyster fiber, Lining: 100% polyster fiber, Filling: 100% polyethylene foam, 100% Ferromanganese alloy, polyethylene material 100% [Room to Spare] Stores large 17" laptops (diagonal screen measurement), large format tablets, power banks, and much more. Inner lined and secured pockets keeps gear stowed tightly and safely. Won't scratch or damage sensitive gear. Introducing the eloop City B2: The world's most versatile hand made tech and traveler backpack. Our designers and engineers spent over two years studying people who get things done. The result? A backpack that is as versatile as you are. Fully waterproof, ultralight EPE fabric retains shape, Indestructible triple stitching hand sewn and inspected, Luxurious, easy grip zippers. Lined interior with device compartments, Secure wallet, passport, and valuables compartment [One Year Warranty] The eloop City B2 backpack is built to last. If it ever fails, eloop will take it back. Filling: 100% polyethylene foam, 100% Ferromanganese alloy, polyethylene material 100%