Amazon.com: Prong Shield Outdoor Plug Cover | Weatherproof Extension Cord Plug Cover for Outside | Extension Cord Construction Equipment | Extension Cord End Cover 3-Prong End Cover (15, Yellow) : Tools & Home Improvement
Extension Cord Cover | Plug Saver — GR innovations LLC
Extension Cord Plug Protector
50ft Extension Cord with Connector Safety Seal Protector Weatherproof – 14/3 Gauge – Rated for Outdoors – ETL Listed - Famatel USA
Twist and Seal Cord Protect - Extension Cord Plug Connection Protector | Keep Cords Together and Moisture Out | Durable Plastic Material | Easy to Use and Weatherproof in the Extension Cord