Main Material: This backpack is made of durable terylene oxford fabric?? and the lining is resisted?? it's not easy get wet.</br>Approx Dimensions: 12" x 22" H x 7"W Capacity: 35L (Large size fits most 17" Laptop.)</br>1-Year Warranty</br></br>Product Description</br></br>Key Features:   - 100% Brand New?? awesome backpack that you will love it as soon as you get it.   - There is a handle on the top of the backpack?? you can use it as a tote bag.   - There is a laptop compartment inside the main pocket?? it can hold most 17 inch laptop.   - The lining of the bag is water resisted?? so it's not easy to get wet.   - Padded shoulder straps will make your shoulder comfortable.    - Integrated breathable mesh pad in the back??breathable and not muggy.   - scientific and reasonable pockets design make your goods lay in the bag systematically.   - It's a very good backpack for working?? traveling?? hiking?? camping?? college?? school and everyday using.   - Warranty: All of our bags have 1-YEAR WARRANTY. Any problems with your bag?? please contact us. We will solve it.     What you can put in this backpack?    - You can put clothes?? 17"books?? ipad?? glasses?? wallet?? keys?? earphone?? power bank?? cell phone?? water bottle and document in the bag.     How to maintain the backpack?    - Wash it with clean water in ordinary temperature.   - DO NOT wash it with hot water and alkaline detergent.   - Hang to dry and store in ventilated place instead of sun exposure.   - Wash Separately to avoid staining.     Package includes:    - 1 * Backpack     About OXA:    OXA is founded by Mr.Lee?? who has been working rigorously on canvas bags for many years. OXA is all about easy-going lifestyle?? freedom and good times. The bags are made simply and old school. Most of them are made of cotton canvas and 100% leather?? which adds to durability and awesomeness. OXA's mission is to make you wearing its bags!</br><br/>http://www.amazon.com/gp/product/B01BY06BN44hat Everyone