Toilet Seat Slow EZ Close No Slam Plastic Round Black | Renovator's Supply Slow Close, No-Slam, SAFE and Slam-Free Toilet Seat. Slow closing toilet seat hinge system for a soft close toilet seat lid Round toilet seat 14 3/8 in. L x 13 1/4 in. oilet Seat with Safe and Quiet lid and slowly shut seat. Easy-clean hinges for hassle-free cleaning