The Finesse® Frameless Bath doors offer minimal metal framing around the glass to showcase the bathing enclosure. Sterling® Sliding Bath Door, Series: 5400, Finesse®, 52 to 57 in Opening Width, 51-5/16 in Opening Height, Frameless, Tempered Glass, 1/4 in Glass Thickness, 55-1/2 in Overall Height, 57 in Overall Width, 21-7/16 to 26-7/16 in Walk Through, Aluminum, Silver with Smooth/Clear Glass Texture