Made with Polartec Power Dry fabric, the Kokatat Men's SunCore short sleeve shirt is a lightweight, high stretch rash guard insulator that will absorb very little water and dry quickly. This product will be shipped directly from Kokatat and will leave their warehouse in 1 2 business days. Eligible for UPS ground shipping only. . Paddling specific design made with a lightweight a polyesterspandex blend. Wicks moisture, dries quickly, and absorbs very little water. Impervious to mold, mildew, and odor causing bacteria. Flat stitched seams prevent chafing. UPF30 sun protection.