MATERIAL : NYLON , WATER REPELLENT, SPILL PROOF AZO Free Healthy ● Versatile for all ages people for professional office backpack, travel daypack, college/school backpack. ● Safe laptop sleeve, easy-access middle compartment, purse/wallet pocket, mobile-phone pocket. Light Weight & Comfortable Ergonomic Design. ● Made of Nylon material. Water repellent and spill proof. ● Includes various functional pockets, one for laptop compartment, with the thick soft padding for the protection. Also the main compartment can keep 3-4 cloth for business travel. ● Unique shoulder strap design with massage mats. Breathable cushion tight fits the back & shoulder. ● Usb Charging Port -- External Usb Charging Port Is Provided On Side Of The Backpack To Charge Mobile Phone And Other Electronic Devices. ● 3 Digit Lock Security: Your bag may contain cash, personal items or importantdocuments. This security feature keeps the bag safe all the time, wherever it is. Compartments : - Laptop Compartment - Sun Glass Holder - Water Bottle Pocket - Key Holder - Power Bank Compartment - Tablet Compartment