OMNI-SHADE: For mild to extreme sun exposure. Blocks harmful UVA and UVB rays that cause sunburns and long-term skin damage. Tight weave construction offers lasting sun protection with the Skin Cancer Foundation's Seal of Recommendation. OMNI-WICK: Moisture-wicking technology for the outdoors. Omni-Wick pulls moisture from the skin into the fabric where it spreads across the surface to accelerate evaporation—for fast drying, enhanced next-to-skin comfort. SUN ESSENTIAL: This protective shirt features a drawcord hood and thumb holes to help keep the sleeves in place. EXTENDED SIZES: This garment is available in a wide range of sizes. BUILT TO LAST: Columbia’s attention to detail is what sets our apparel apart. Specifying only the highest quality materials, expert stitching, and craftsmanship. This is a long-lasting garment you will enjoy for seasons to come.