Product details:

This toilet seat from Renovator's Supply is the perfect comfortable, safe and easy-to-clean seat for your bathroom. Durable molded plastic is strong, stain-resistant and easy to clean and No-Slam Hinge Dimensions: Lid 17 1/4 in. L x 13-3/4 in. W, Hinge: fits hole spacing 4 in. to 6-1/2 in.