1.Flexible and easy to use.Perfect match with the car 2. durable to use. 3.Built to strict quality control standards.Not easy to damage, long service life 4.Stable performance, high reliability.a perfect replacement for your old ones 5.for durable use. [Perfect fit]Easily replace the 385311652 RV toilet flush seal and 385311652 for Dormite toilet seal, perfect for Dometic 300, 310, 320 RV toilets, perfect for RV and travel trailer toilets. Note: Not suitable for 210, 510, and other unmentioned models. [Easy installation]Replacement 385311652 RV toilet seal kit and RV toilet flush seal is very simple. Just remove the old RV toilet seal and flush seal after shutting off the water source, clean RV toilet the edges and replace it with a one. Check for leaks and you are done. [High Quality RV Toilet Seal Kit]for 385311652 Dormite toilet seal and RV toilet flush seal replacement are made of high quality composite material, fully tested by the manufacturer for high durability, strong seal and long life. Easily solve the problem of unpleasant odor and water leakage, making your trip worry-free. Material:plastic Colour:As Shown Package Contents: 1set x RV Toilet Flush Seals Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.