Durable 600D main body fabric with 400D Ripstop for durability. Clamshell main compartment opening with inner gusset. Single auto-lock slider zipper on main compartment. Adjustable harness allows for a personalized fit. Harness features a quick-release center buckle for fast, easy one-handed use. Front pocket at top of the main compartment for storage of essentials. Padded laptop pocket with closure strap, along with additional organizer and mesh pockets for easy item storage and sorting. Built-in helmet carrier. Rain cover included. Reflective piping.