The High-Density Pu Plain Weave Cloth Is Strong And Wear-Resistant. The Whole Bag Is Stylish And Lightweight. The Adjustable Padded Shoulder Straps Are More Comfortable When Carrying. The Ergonomically Designed Airflow Cushioned Rear Panel Prevents Overheating, Relieves The Back And Protects The Shoulders. , Large-Capacity Design, Can Accommodate 15-Inch Laptops And Ipads.