NECK COOLER IS A PERSONAL COOLER WORN AROUND YOUR NECK, FOREHEAD THAT ENHANCES EVAPORATION WITH THE WATER RETAINING INSIDE DIRECTLY ONTO YOUR SKIN OR BODY HELPING YOU COOL OFF. MADE WITH COTTONS VS SUBLIMATION NECKCOOLERS & POLYESTER COOLINGTOWEL PRODUCTS THAT DON'T AND CAN'T GIVE YOU SUSTAINABLE COOLING TEMPS. CAN BE USED AS A SAFETY PROMO FOR ADULTS AND CHILDREN THAT GET OVERHEATED AT GAMES, RACETRACKS, CONCERTS, THEME PARKS, STATE FAIRS TO HELP REDUCE OF MEDICAL TREATMENTS AND AMBULANCE USES. 3" DIAMETER X 38" L