The Men's 686 Hydrastash Reserve Insulated Jacket is the world's first built-in hydration jacket. This jacket is made with 2-layer infiDRY 20K stretch fabric and DWR to make this jacket completely waterproof. All seams are fully taped and constructed with Comfortzone body mapping to make this a comfortable and waterproof and windproof jacket. This jacket is made from 70% recycled insulation creating not only an eco-friendly jacket but also an extremely warm and breathable one. Some features of this jacket include adjustable cuffs, inner wrist gaiters, an adjustable helmet-compatible hood, and mesh-lined underarm vents. This jacket is constructed with many pockets like an inner smartphone pocket, a mesh goggle and storage pocket, a zippered sleeve pass pocket, and front hand pockets. With a pant-to-jacket attachment system, this jacket connects to compatible pants. This jacket also has an attached adjustable powder skirt with a bladder kit included for water storage.