Frost King FC2 Plastic Covered Faucet Cover, Rectangular Cover has a hard outer plastic shell to prevent freeze up in the winter season Protect from freezing, wind, and chill Insulate and protect regular and stand outdoor faucets Easy to install Hard. Outdoor. Faucet Cover Insulates Faucet To Prevent Winter Freeze-up Hard Plastic Outer Shell, Plus Poly Foam Inner Cover Provides A Long Lasting Insulation Protects From Freezing Wind, And Chill Hard. Outdoor. Faucet Cover Insulates Faucet To Prevent Winter Freeze-up Hard Plastic Outer Shell, Plus Poly Foam Inner Cover Provides A Long Lasting Insulation Protects From Freezing Wind, And Chill