Ruggan Laptop Backpack 15.6 Inch Black for Men and Women Slim Padded Professional Lightweight Water Resistant Ergonomic With Bottle Holders for Business College and Travel with 3-digit Padlock SMART ERGONOMIC DESIGN & PADDED STRAPS AND BACK: it is stylish with lots of pockets and compartments: side pockets for water bottle or umbrella, padded laptop compartment (fits 15.6-Inch laptops) that provides maximum protection, media compartment with headphone exit. Many pockets inside the front and main sections for pens, wallet, cell phone, mp3-player, etc. HIGH QUALITY MATERIAL and EXTRA SAFE: Our slim backpack for 15-inch laptop is made of lightweight durable heavy duty water resistant polyester material that can easily be cleaned with wet cloth. WIDE RANGE OF USAGE: this is a unisex casual backpack that could be used for daily urban commute, travel, office, business, gaming, college, school and outdoors. Its style fits both men and women and even teen girls and boys. Its airport checkpoint friendly and could be easily used as a carry on. OUR PROMISE: All our products are supported by full customer satisfaction promise: we either refund your purchase or ship you a replacement if your backpack fails during a 6-month period after it was delivered to you.