Outdoor Men Hats Sun Caps Sports Hat UV protection Waterproof Breathable Hat 1.Two-tier relaxed elastic design,considerate and comfortable. 2.About guide sweat Article structure,perspiration more quickly. 3.Do not shrink,crease,solid color and strong. 4.Heel/tip using silver ion antimicrobial anti-odor fiber. 5.Quick drying,light texture,such as cotton,soft and comfortable.