Fabric: The athletic wokourt shirts have ultra-soft and quick dry fabric provide extreme comfort with super lightweight, breathable, it actively wicks moisture away from the skin, keeping you dry, cool and comfy in exercise 4-way stretch technology: This technology makes the fabric full of tension, more flexible and comfortable. Raglan sleeves provide full range of motion UV Protection: UPF 50+ rating provides excellent protection against ultraviolet rays, it can protect your skin away from UVA, UVB rays with safer and cooler at outdoor sports Ergonomic Comfortable Design: Flat lock seams and no tag collar minimize friction and offer great comfort Ocasions: NORTHYARD running active shirts is great for a day of fishing, swimming, travelling, boating, climbing, walking, riding, skating, jogging, hiking, and other active sports northyard men's workout running athletic upf 50+ shirts Lightweight,yet breathable fabric wicks moisture away from your skin, to be comfortable and fresh all day