Keep Harmful Rays at BaySolbari UPF 50+ arm sleeves provide the same all-day protection. Each sleeve is independently tested, rated and accredited by the Australian Government to ensure maximum quality and care. In fact, Solbari sleeves are recommended by medical experts to maintain healthy skin and help prevent skin cancer and melanoma.Pick Your FabricOur sleeves are made for both men and women, with or without thumb holes and in Coolasun and Sensitive fabrics. Coolasun sleeves are made of breathable, sweat-wicking fabric to help keep you cool and comfortable on even the hottest day. Solbari soft Sensitive fabric is uniquely designed for those with sensitive skin and severe skin conditions like psoriasis, eczema and lupus.Find Your FitTo guarantee the best fit, measure the largest part of your bicep in a relaxed position. If your measurement falls between sizes, we recommend the larger size. X-Small = bicep width 9-10" Small = bicep width 10-11" Medium = bicep width 11.5-13.75'' Large/X-Large = bicep width 14" and upUse AnywhereOur UV arm sleeves are perfect for outdoor enthusiasts searching for superior sun protection. Slip them on at the golf course, on the water or just about anywhere in between!Order your Solbari UPF 50+ arm sleeves today and enjoy your favorite outdoor activities with peace of mind and protection.