It's made of high-tech fabric that instantly cools when wet with water or perspiration. Wear this as a headband or around your neck to keep cool. It measures 13" x 10", comes in several fantastic colors. 3rd Imprint: (Optional - H714 Only - Screen): 3 1/2"w x 1 3/4"h (1 Color Max). 4th Imprint: (Optional - H714 Only - Vinyl Insert): 8 1/4"w x 2 1/2"h. Complies with Prop 65. 13" W x 10" H