DuckSkinz Zip-Up Long Sleeve Rash Guard 100 SPF & 50+ UPF Sun Protection Jacket Sun Protection that doesn't wash off! Max UV Protection Rated 100 SPF / UPF 50+ DuckSkinz UV+ H2O Aemor "Like Water Off a Duck's Back Great for SUP, Kayaking, sailing, fishing, and all other outdoor activities Approved By Melanoma International Foundation