The Hardshell Anti-Theft Backpack is designed for ultimate security and convenience. Made from tough EVA material with a polyester lining, it’s waterproof, wear-resistant, and built to last. The backpack features a hard shell with double shoulder straps, reflective safety strips, and a three-digit combination lock to keep your belongings safe. Plus, the external USB charging port ensures your devices stay powered up while you’re on the go.