【Material】 Polyester (quick dry, stretch, skin-friendly, breathable, lightweight and comfortable) 【UV Protection】 The fabric rating UPF 50+ provides excellent protection against ultraviolet rays, it can protect your skin away from uv rays with safer and cooler on outdoor sports 【Quick Dry】 Lightweight, breathable, fast-drying polyester fabric helps wick moisture away from the skin. It allows skin to breathe freely and dry quickly, keeping you comfortable and free all the time. 【Features】 Classic Crew Neck, Short Sleeve, Sun Protection, Quick Dry, Four-Way Stretch Fabric, Tag Free and Flat Lock seams to reduce chafing and increase comfort 【Occasions】 Our men's short sleeve shirts is designed for all kinds of outdoor sports, such as swimming, running, fishing, surfing, workout, hiking, sailing, biking, climbing, traveling, jogging, golf, tennis, basketball and daily wear KEFITEVD Men's Short Sleeve Sun Protection Shirts Quick Dry UPF 50+ Rashguard Workout Fishing Swimming Athletic T-shirts