NECK COOLER IS A PERSONAL COOLER THAT USE AROUND NECK, FOREHEAD THAT ENHANCES EVAPORATION WITH THE WATER RETAINING INSIDE DIRECTLY ONTO YOUR SKIN OR BODY GIVING YOU COOL AQUATIC SENSATIONAL EVAPORATION RELIEF. MADE WITH COTTONS VS ANY SORT OF POLYESTER NECK COOLING OR POLYESTER COOLING TOWEL PRODUCTS THAT CAN'T GIVE YOU THE SAME COOLING RESULTS. A COOL PROMO TO USE AFTER OR WHILE WORKING, BIKING, CYCLING, GOLFING, JOGGING, OR WITH TENNIS, BASEBALL, CHEERLEADING OR FISHING OR AFTER YOUR YARD WORK. 3" DIAMETER X 38" L