BRINCH&reg; Young Style Unisex Lightweight Splashproof Canvas College School Bag For Girls and Boys 15.6 inch Student Laptop Backpack For 15-15.6 Inch Laptop / Notebook Computer / MacBook /iPad,with Comfortable Shoulder Strap and Earphone Hole (15.6 inches,Blue) Outer shell constructed from heavy duty durable 900D weather-resistant nylon that includes two elastic mesh side pockets for water bottles or a travel umbrella. Main compartment features a well-padded dedicated compartment with Velcro strap to secure laptops up to 15.6 ". Ample storage room in main zippered compartment to house files, notepads, books and power adapters. Quick front access to zippered workstation for: pens, keys, business cards, PDA, smartphones,Back padding and contoured adjustable shoulder straps, lined with Air-flow moisture control mesh to guarantee a dry and cool back. Quick front access to front zippered accessory compartment for: sunglasses, ear-buds, stylus or other small sized traveling items.