High-Density Plain Weave Fabric Is Durable And Durable. The Whole Bag Is Stylish And Lightweight. The Adjustable Shoulder Strap Can Be Adjusted To Your Comfortable Length. The Widened Breathable Shoulder Strap Design Can Relieve Back Pressure , To Protect The Shoulders, A Shoulder Strap Is Equipped With A Webbing Strap For Hanging Glasses. Comfortable Airflow Back Design, Thick And Soft. Large-Capacity Design, The Independent Computer Compartment In The Main Bag Can Store 15-Inch Laptops And Ipads, As Well As Daily Necessities Such As Books And Clothes. It Can Help You Organize Daily Work And Travel, And Store Classified Items For Convenience. The Casual, Simple And Stylish Appearance Plus Your Personalized Customization Will Bring You A Wonderful Experience.Care Instructions： Recommend Hand Wash Cold.Use Mild Detergent .Lay Flat To Dry.Do Not Bleach.