1. Versatile Compatibility: Our trailer plug cover is the accessory for any trailer owner, accommodating both 7pin and 13pin trailer sockets. Featuring an extremely versatile universal mounting design and bright colors for easy identification, it enhances safety and convenience. 2. LongLasting Trailer Protection: Shield your trailer hitch with our cover to prevent damage from dust, moisture, and general wear. It effectively extends the lifespan of the plug while providing protection. 3. Hassle Installation: No additional tools required. Thanks to the userfriendly design of this trailer plug cover, you'll enjoy quick and easy installation, saving time and improving your maintenance experience. 4. Exceptional Reliability: Made from durable and ecofriendly PP material, this trailer plug cover offers outstanding durability, safeguarding your vehicle's electrical connection from harsh weather conditions while delivering longlasting protection with its waterproof and weatherresistant performance.