OMM Classic 25 Running Backpack - SS17 LeanWeight Chassis - A light weight is achieved without strength loss. UGR - Universal Gear Rail - A strap located across the bag allows for easy storage of items such as ski poles. Speed Opening Buckle System - Allows for single handed closure and easy access. Zipped Top Pocket and Quick Stash Top Mesh Sleeve Pocket - Provides safe and secure storage for essential valuables. Two Zipped Belt Pockets - Ensures your valuables are easy to reach at all times.