This product is a rv water inlet, which is made of plastic material, with good texture, sturdy and practical. Easy to install and use, it can be easily applied to your RV, a very practical accessory that will meet your needs well. Features -Color:Black -Material:Plastic -Size:7.50X7.50X7.50cm/2.95X2.95X2.95in -Upgrade your RV's water system with this convenient and durable water inlet. -Crafted from firm plastic materials, this Water Flange Backflow Preventer is built to last and withstand the wear of the road. -The one-way valve design ensures that your water source remains safe and secure, while the water tank cover adds a touch of elegance to your RV's exterior. -The gravity-fed water inlet makes it easy to refill your water supply while on the go. -The great workmanship of our product will bring you a satisfying using experience and bring you happier mood. Package list: 2 x rv water inlet