EcoStinger fabric is made for extreme sports and can be used for swimming in sea and pool waters, surfing, light diving, snorkeling, also gym sports, cycling, running, beach volleyball, exercising, or simply walking. Enjoy your day in the sun while being protected by UPF50+ blocking over 97.5% of the sun uva and uvb radiation. Men full body swimwear fit like second skin providing perfect body fit and freedom of movements for extreme comfort. Fabric is light weight and breathable keeping skin cool even in hot weather. No chemicals or treatments added to fabric, it is the way fabric is knitted that provide sun protection. Your skin is in good hands and well protected when wearing Ecostinger men uv swimsuits.