50 Liter Aarn Featherlite Freedom Pro Backpack - Light 。Featherlite Freedom is a single compartment pack with roll top closure and water-resistant Dri-liner Stretch front & side pockets,12 accessory attachment points, hydration exit and attachment loops. Back Suspension: The Pro utilizes a Flow Frame with reduced weight. The hourglass-shaped frame maintains a slim profile when the pack is stuffed full, yet the stretch back-panels can auto-mold to your back shape when the hipbelt is done up. Ventilation is outstanding with a suspended mesh back panel. Shoulder Harness It’s made of thick breathable mesh with a double layer over the collar bones. It stretches and auto-molds to the slope of your shoulders. When the Flow-Thru stabilizers are tightened to bring the top of the pack close to your back there is no shoulder strap distortion. Our On-Adjust back length allows precision fit to a wide range of body sizes. U flow is by an interlinked cord running through a teflon tube for smooth friction-free movement. Pelvic-Form hipbelts micro-adjust in length and angle to allow a perfect match to your pelvic size and shape. Dual-adjust tensioning allows fine-tuning of the upper hipbelt shaping around your waist and the top of your hips. The tension on the Multi-Flow cord which connects the hipbelt to the sides of the pack can be adjusted to vary the proportion of the packs load transferred towards the front of the hipbelt. U Flow via center pivot and interlinked side stabilizers. Weight: 41 oz Capacity: 50L Max Load Rating: 39.7 lbs