Item #425263 AK9 Lightweight and extra soft for the utmost comfort A generous amount of stretch gives you room to move Modest coverage: sun and swim with confidence Designed to wear over your swimsuit â" in and out of the water Moisture-wicking fabric keeps you dry and comfortable on land 91% nylon/9% LYCRA® spandex. Hand wash. Imported Fabric provides UPF 50 sun protection How to care for your rash guard The Skin Cancer Foundation recommends this fabric as an effective UV protectant only for covered areas. Maximum coverage you can swim in, plus blocks harmful UV rays. Protection from the sun is a priority, especially if you spend a lot of time at the pool or beach. And while cover-ups can go just about anywhere, the one place they canât is the water. But our Swim Tee is ready to dive in. Designed to wear over your swimsuit top, itâs soft as your favorite tee and incredibly lightweight â" even while wearing it in the water! Itâs not just for swimming though. It also works as a colorful cover-up when the air turns cooler or youâre just looking to shade your skin. Plus it provides UPF 50 protection against harmful UV rays.