Signature Hardware 948381 features: Covered under Signature Hardwares 5 year limited Elongated seat with lid designed to complement a wide variety of elongated toilet designs Smooth, shiny finish. (Colors may differ slightly, depending on computer monitor settings.) Made of heavy-weight solid plastic Patented EZ Close damper system automatically closes lid with just a small push Protective bumpers Fits standard elongated bowl toilets Signature Hardware 948381 Specifications: Height: 2-3/8" (top to bottom) Depth (Projection): 14-1/4" (back of the hinges to the front most part of the seat) Width: 18-1/2" (left edge to the right edge of the inner opening of the seat) Inside Length: 11-3/4" (back to the front of the inner opening of the seat) Inside Width: 8-3/8" (left edge to the right edge of the inner opening of the seat)