Made with 100% Polyester Cool Mesh for enhanced performance. Submerge in water for 1-2 minutes, squeeze out excess. Stays cool/hydrated for several hours. Tie fasten in back ensures a comfortable fit for all. Provides 5-10 hours of cooling relief per soaking; lightweight and durable. Comfortable, polyester mesh with HyperKewl™ fabric inner. Size: Adult. Colour: Black.