Traditional 60 in. x 58-1/8 in. Semi-Frameless Sliding Bathtub Door in Chrome with 1/4 in. Tempered Rain GlassSTANDARD GLASS: 1 4 in. (6 mm) certified tempered glass tub door EASY CLEAN: wipe glass clean with a damp cloth and squeegee after use to maintain clean glass doors SMOOTH GLIDE: center track guide comes standard on all doors for smoother, quieter slide FIT: requires opening width of 43 3 8 in. minimum to 47 3 8 in. maximum (110. 2 120. 3 cm) and 70 1 2 in. (179. 1 cm) threshold to top of door; offers walk in width of 16 3 4 to 19 3 4 in. (43 50 cm),