Canvas fabric, good abrasion resistance; Large-capacity storage space, the inner bag can easily store IPAD, mobile phone, wallet, coat, umbrellas, keys, card bag, etc.; Fashionable and practical; With adjustable buckles, can easily and arbitrarily adjust the shoulder strap length; High-quality canvas material, comfortable hand feeling and elegant appearance; Easy to carry; Must-have for your business travel, hiking and camping, etc.