You'll appreciate the high quality of materials we've used in the construction of the UV Skinz Men's Long Sleeve Sun and Swim Shirt. Our long sleeve mock swim tee has a lightweight microfiber knit fabric that feels comfortable in all kinds of weather. When you're swimming, fishing, sailing, jogging or just hanging out at the beach, you can count on the quick dry materials in our men's swim shirt, which also has a certified UPF 50+ sun protection rating.