High Quality Material-- The outdoor extension cord cover is made of heavy-duty weather-resistant plastic with large compartments, durable and tight rubber seal at the wire inlet and outlet to prevent water from entering for safety. IP54 Water Resistant-- A practical and effective power cord protection box. After put the extension cord connector into the box, simply close the lid and then close the latches to create a protective space. Use a outside electrical box to protect against weather effects and pets.