Prevents slamming of the toilet seat, and no pinching of fingers - safer for children both the toilet seat and the cover have separate slow close features, gently tap the seat and it slowly closes simple to install - only requires a screwdriver and adjustable hinges for perfect fit corrosion proof, self-aligning hardware snap hinge caps up to easily slide seat off mounting hardware for ease of cleaning the toilet. Easily slide the seat back into place and snap the caps shut. Clean with warm soapy water made of high-impact polypropylene plastic UV additive maintains original color.