Kit Includes: Prism Plus Shower Enclosure and SlimLine Base; Kit Size: 42 in. D x 42 in. W x 74 3/4 in. H; Walk-In Opening: 23 1/8 in. Adjustment: 1/4 in. per side for width or out-of-plumb; Premium 3/8 in. (10mm) certified tempered glass; Reversible for right or left door opening Door Hardware Finish: Matte Black; Base Color: White; Drain Location: Corner Shower Base: Low-profile threshold design for easy entry and exit; DreamLine shower bases are cUPC certified Bases must be installed direct-to-stud; Shower enclosures or doors require finished (tiled) walls; Professional installation recommended