BAOSHA Stylish PU Leather Men Sling Backpack Bag Cross Body Messenger Bags Shoulder Bag Travel Hiking Rucksack Chest Bag PU leather Fabric: Canvas Size: 18125.6inch The canvas bag is made of 100% cotton production, the biggest feature is strong and durable. You can take iPad, portable textbooks, clothing, wallet, phone into this multifunctional chest pack Warranty: All the bags you bought from our store has Lifetime WARRANTY. Any problem with the bag, please don't hesitate to contact us first and we will response you within 24 hours.