ReDesign NS fabric is ultra-soft & smooth for extreme comfort with very little weight .UPF protection for your skin from the sun's harmful rays .Mechanical Woven stretch with side split design construction moves better in every direction .Material wicks sweat & dries really fast .Anti-odor technology prevents the growth of odor-causing microbes .Encased elastic waistband with internal drawcord .Reflective Trims. Zipper Pocket.