... do any colored anti-uv yarn, it 's very popular in world market.Testing Standard:GB/T 18830-2002, AATCC 135, AS ... (standard value is =30).Application:It can be widely used in womens wear, sports wear, casual wear, swimming wear, glft wear ... wear, sunbonnet, curtain, umbrella, wigwam, especially during hot summer and in areas with high UV irradiation. Ultraviolet Protective Polyester Yarn DTY