Vertx Commuter Sling XL 2.0 Backpack Black Nylon Lighter and quieter, this larger rapid-access, rifle-friendly platform enables you to securely carry more essentials to the job and other pursuits in comfort, confidence and safety. The Commuter Sling convertible front flap quickly transitions from street-credible to active mode, keeping you off the radar until the situation requires otherwise. From space for laptop and hydration systems to mounting panels for Tactigami accessories, you'll find a home for all your necessities.