100% Polyester Zipper closure Anti Theft Lock: Durable dual-access zippers with anti-theft combination lock design allows for easy access and increases safety which can also provide a private space for you. A hidden anti-theft pocket on the back protects your valuable items from thieves. Durable Material: Our sling bag is made of high density water resistant and tear resistant oxford fabric. Durable metal zippers close and open smoothly, ensure a secure and long-lasting usage everyday or weekend. Roomy & Organized Pockets: 6.7L x 3.2W x 13.4H. Mens Crossbody Bags has a main compartment for your clothes, books, lunchbox and other daily necessities. With several functional pockets, you can hold your small items perfectly, such as coins, cell phone, keys, pens, etc. Side pockets for quick access to your daily items. USB Port Design: With built in USB charger outside and built in charging cable inside, this chest bag offers you a more convenient way to charge your phone while walking. Crossbody shoulder strap can be adjusted to the length you need. Comfortable & Functional: Breathable sponge mesh design of the back and straps can relieve the stress of long carry-on. Our Shoulder bag is a great companion for OUTDOOR/INDOOR activities and perfect for daily use at anywhere for school, camping, hiking, vacation, travel, trekking, mountaineering, weekend getaway, cycling, overnight trip.