ProEtrade Multipurpose Large Oversize Waterproof Travel Outdoor School Backpack (Blue) VERSATILE - Wearing: shoulder, diagonal, backpack. The wearing way is based on your outdoor demand. When camping, biking, hiking, going to school and so on, you can use it as backpack. Besides, the shoulder and diagonal form is a suitable choice for walking a dog, shopping, taking a walk and others. The bag can satisfy you different needs! LARGE SPACE - Full stretched size: 20.5"H x 13"W x 7.5"D. It can hold your clothing, books, ipad, water bottles, umbrellas and Lined laptop sleeve holds up to 17 inch laptop, Even meet more travel needs. The pockets can be enough to hold your phone, ipad, keys, documents, money, cups, umbrellas and etc.. HIGH QUALITY MATERIAL - High-quality nylon, tear-resistant, waterproof. Which can effectively prevent your belongings from the dust, rain and dirt. Durable buckle and strength zipper make it even more durable and longlasting. FASHION DESIGN, MULTI-COLOR OPTIONS - Streamlined appearance design makes it more fashion and beauty; and the design of fashion will bring more enjoying to your trip. A variety of color options provides you more choice of color. ABOUT US - Our products include Laptop bags, casual backpacks, daypacks, travel bags, outdoor bags, school backpacks, rucksacks, toiletry bags and so on.