BloqUV is a smart choice for sun protective clothing.All BloqUV clothing is chemical free and provides UV protection with a minimum Ultraviolet Protection Factor (UPF) of 50. UV protection does not wash away. BloqUV blocks 98 percent of sun's rays. Our styles provide comfort with flat seams to prevent chafing, moisture wicking for fast drying, elongated sleeves and utilitarian pockets to carry keys, credit cards, mobile phones and Ipods.BloqUV - soft, fashionable and functional sun protective clothing.