RAINS Backpack W3 - Backpack for Men and Women - Laptop Bag for Work or Travel (Black) A WATERPROOF CLASSIC: This unisex backpack is characterized by its prominent flap and central strap with carabiner closure. This clean and ever contemporary water resistant rucksack features an internal laptop pocket, a spacious main compartment, and a concealed external phone pocket on the back panel, making it perfect for work, travel and city commutes. FEATURES: Adjustable backstraps, flat laptop pocket fits 15” device with sleeve, signature carabiner closure, flap with magnet snap fastenings, single main compartment, external back zip pocket and internal zip pocket. RAINS SIGNATURE DESIGN: This waterproof backpack has a water column pressure of 8000mm. It's made of 100% polyester with Rains signature PU fabric (polyurethane) as coating. It's is engineered for carrying strength, durability, and a smooth feel.