KOHLER K-707101-L-BNK Revel Sliding Shower Door with 5/16" Thick Crystal Clear Glass, 70 x 44-5/8 x 47-5/8", Anodized Brushed Nickel Center-guided door system for smooth, quiet sliding action Frameless, 5/16-inch-thick Crystal clear tempered glass Low bottom track creates easy entry and exit to the bathing space Cleancoat glass treatment repels water for improved ease of cleaning Contemporary towel bar and knob combination offers storage on the outside of the door without encroaching on the bathing space