Hydrophobic, premium 6-ounce 4-way stretch Drylock top repels water for better warmth and comfort. Fast drying and comfortable; ideal for layering or wearing alone for maximum sun protection. Comfortable, snug "second skin" fit, with a sturdy brim built into the hood for additional sun protection, and a flat right hip zipper pocket. Tested and UPF rated to block over 98% of UVA/UVB radiation from the sun.