What Our Gearhead(R) Experts Are Saying: "I rely on this hoody for long trail days because the breathability is unreal. It dumps heat fast, the UPF 50 actually saves my skin when I forget sunscreen, and the scuba hood plus thumbholes give full coverage without feeling restrictive. That side zip pocket is clutch for gels or a key when I'm running light." We reach for the AirExchange SolarShield Hoodie when the sun is blazing and the miles keep climbing. Marmot's AirExchange fabric is engineered to move serious amounts of air, keeping us cool during steep ascents, fast-paced runs, and long days under an open sky. With UPF 50 protection woven in, it shields us from harsh rays without sacrificing breathability or comfort. Thoughtful details make this hoody an all-day staple: a scuba hood for full neck and face coverage, thumbholes to protect the back of our hands, and abrasion-resistant seams that sit comfortably under backpack straps. The side-panel zip pocket keeps snacks, lip balm, or a key accessible whether we're wearing a pack or harness. From alpine traverses to beach days, it's the lightweight layer we trust to keep us cool, protected, and moving.