Witzman Black Weekender Travel Tote Bag Shoulder Casual Backpack 9951 nylon Imported polyester lining Material: High quality nylon, Size: L 12"x H 21" x W 8" , Weight:1.32 kg (2.9lb) Exterior: Two front zipper pockets for pens,notebook,ect. A side pocket for umbrella,water bottle.Interior: A latop compartment for 12"-15.6" laptop; A 47" removable shoulder strap inside the main pocket, you can carry this bags as shoulder backpack; cross body bag; duffel, tote. Feature: Two back shoulder straps can be hidden in the back secret pocket if you use this backpack as a across body bag; Multi-compartment design,perfect for use for: school, hiking, casual, travel, shopping, college, occasional, best gift, etc.