by Camp-Zero 

The Camp-Zero beverage holder mounts to either side of your Camp-Zero premium hard sided cooler. The beverage holder easily and securely attaches to all 40L, 60L, 80L and 110L premium hard sided cooler models. The beverage holder securely attaches to the tie-down slot of your Camp-Zero cooler. The heavy duty coated wire will keep any beverage securely attached and convenient for any of your Ruggedly Cool adventures.