Part number 1086929-0 is a white close coupled tank cover. Tank lid Closed coupled White finish. Close coupled toilet tank cover for various KOHLER toilets.Engineered to promote product longevity. Made with premium materials for enhanced durability. Do not allow cleaner to soak. Use a soft, dampened sponge or cloth. Never use an abrasive material such as a brush or scouring pad to clean surfaces. The models are 4166-0, 4418-0, 4369-0, 4421-0, 5692-0, and 5693-0.