Hands-Free Operation: Twist-and-lock mechanism firmly attaches to RV water inlet. No more holding the funnel for minutes while refilling! Free your hands Easy to Refill: 3.54-in wide mouth for easy refilling water. Perfect for quick campground refills. It is a really time-saver Deep funnel design: Guides water directly into the tank. Combined with the wide mouth, it eliminates splashing and overflows, saving water and avoiding messy cleanups. Premium Material: Made with high-quality PETG material, ensuring durability, heat resistance, UV resistance, and longevity even in harsh outdoor conditions RV Owner Essential: Perfect for all RVs, motorhomes, and campers. Designed specifically for standard RV water inlet, making it an essential accessory for any RV enthusiast. RV Water Inlet Funnel, Twist-and-lock mechanism firmly attaches to RV water inlet. No more holding the funnel for minutes while refilling! Free your hands