Women's Samurai Performance Long Sleeve Sun Protection Shirt were created with 92% polyester, 8% elastane. Great to wear on the water in a sunny area as these women's UV fishing shirts were made with UPF 40 sun protection. Made with the lady angler in mind, the Women's Samurai UV sun shirt for fishing includes quick dry moisture wicking material. Fish on the flats or deep water and don't worry about that lingering smell as the Samurai shirt have been treated with antimicrobial stain release.