Lighten up and stay hydrated, wherever adventure calls. The Hydrobak Light carries a 1.5L Crux Reservoir with Quicklink disconnect, plus an extra 1L of cargo space for basic essentials so you can carry on. Designed with lightweight and durable materials, the streamlined silhouette features an Air Support Light Back Panel and a ventilated harness for cooling and breathability. Additional external features include helmet carry, light loop and reflective detailing for added safety. Have peace of mind with a secure zippered pocket for keys, phone, or tools, and enjoy extended comfort with the adjustable sternum strap. Lightweight and Durable Materials Air Support Light Back Panel: Designed with body mapping technology for efficient ventilation and lightweight comfort Ventilated Harness: Lightweight and breathable Secure Zippered Pocket: Perfect for keys, phone, or other essentials Helmet Carry: Stow and secure helmet Adjustable Sternum Strap: Offers a range of adjustments for a custom fit and increased stability Reflectivity: For low light safety Light Loop: Clip on a light to make the ride to and from the trailhead safe Tube Trap Management: Keeps your tube secure and accessible when you need it.