Features:1.Using high density Oxford,wear-resistant and tear resistance;Premium coating film good waterproof performance;Lining made of high-quality polyester,soft, comfortable and smooth;Breathable massage cushion on back,heat-Release Material,sweat friendly to prevent odour smell;Zipper and buckle use Brand hardware,smooth and durable.2.Convenient handle,can be used as a handbag.3.Adjustable shoulder strap,the quality of the shoulder strap can be seen with the naked eye.neat stitches,fine workmanship,exquisite.4.Tablet Compartment (9.7),with