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Stohlquist Men's Burnout Rashguard Short Sleeve Kayak Shirt - Stohlquist Burnout rashguards provide you with excellent protection from the sun's harmful rays with the highest UPF 50+ rating. The nylon/spandex blend is comfortable, highly breathable, and quick drying. Flat-stitched seams are comfortable against your skin. The athletic fit and sunburn protection make it a great solo piece for summer, but Stohlquist Burnout Rashguards can also be worn as a base layer in cooler weather.