NEW Top Quality BMI brand Cord Plug Protector for all 3 Prong Plug Block Heater Cords. Universal fit to most all block heater cords, regardless of make or model. Made with a high quality flexible rubber (not a cheap plastic that cracks in the cold) Protect your block heater cord from road salt and the outside elements, so its ready to work when you need it! (cord in pictures is for display purposes only, cord is not included, just the cap)