BLOQUV IS SUN PROTECTIVE CLOTHING THAT IS FASHIONABLE AND FUNCTIONAL The BloqUV Crop Top has a UPF 50 plus rating, blocking out 98 percent of the sun's harmful rays. The Crop Top is a great layering piece over a tank top, swim suit, sun dress - Available in fresh vibrant colors to match any of your outdoor activities. FEATURES: Elongated long sleeves for hand coverage, makes this a leader for optimal sun protection. Flat Seamed All BloqUV fabrics are tested in accordance with the American Association of Textile Chemist and Colorist (AATCC). BloqUV provides a minimum UPF 50 = blocking 98% of sun's rays. BloqUV customers have piece of mind that all BloqUV clothing provides UV protection and blocks 98% of sun's rays (UVA and UVB).