Unisex kids long sleeve rash vest with embroidered Coolibar logo details, ventilation holes in underarm, small zip pocket on back, grey contrast panel details and it has a silicone strip on the back hem to help hold in place as shown in the photos and is made from a lighter-weight stretchy, quick-dry & saltwater / chlorine resistant fabric and the fabric is certified as UPF 50+ to block 98% UVA/UVB rays.