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 hiking. Designed with lightweight, durable materials, the streamlined pack features an Air Support Light Back Panel and a ventilated harness for cooling and breathability. 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 Size: 1.5L Reservoir: 1.5L Weight: 360g Gender: Unisex