Our RV toilet seat water tank gasket is made from rubber, ensuring long-lasting performance and durability. This gasket is resistant to wear and tear, making it ideal for the demanding conditions of RV travel. Features -Color:Assorted Color -Material:Rubber, metal, plastic -Size:12.40X12.40X1.80cm/4.87X4.87X0.71in -Size:11.00X11.00X1.80cm/4.32X4.32X0.71in -Size:3.20X3.20X0.10cm/1.26X1.26X0.04in -Size:3.30X1.70X1.15cm/1.30X0.67X0.45in -Size:1.75X1.75X0.10cm/0.69X0.69X0.04in -Size:2.00X2.00X0.60cm/0.79X0.79X0.24in -Sturdy construction: this gasket replacement ensures durability and resistance to wear -Prevents water leaks: designed to provide a tight seal for rv toilets, preventing any water leakage -Easy to replace: simple to install without the need for professional assistance, making it user-friendly -Universal fit: compatible with various rv toilet brands and models, offering a versatile and convenient solution -Improved toilet function: enhances the overall functionality of the toilet by ensuring a secure and reliable seal Package list: 1 x RV Toilet Seal(large) 1 x RV Toilet Seal(small) 4 x plastic washers 2 x bolts 2 x screw washers 2 x nuts