The Mirage-Z Frameless Sliding Shower Door is the epitome of elegance with a modern flair. The remarkably innovative headerless design creates an unobstructed and open view for your shower. The Mirage-Z shower door will complete any bathroom space with a look of luxury and style. Patent pending SafeClose and SafeStop elements provide reliable and secure performance. Whether your bathroom project is large or small, DreamLine can provide the ultimate solution for your renovation. Premium 3/8" (10 mm) thick certified clear tempered glass Walk-In Opening: 15" - 19"(Width: 44" - 48"), 18" - 22"(Width: 50" - 54"), 21" - 25"(Width: 56" - 60") Configuration consists of a Sliding Door and a Stationary Panel Patented L-bar ensures model stability and provides an unobstructed look SafeClose and SafeStop elements for reliable and secure functionality Model can be trimmed up to 4" for width adjustment Up to 3/8" out-of-plumb (uneven walls) adjustment on each side Reversible for a right or left door opening to fit your specific layout Threshold depth of at least 1 3/8" required for proper installation Professional installation highly recommended 2 person team required for installation Drilling into the threshold is required for installation of this product Key Features & Innovations ClearMax DreamLine's selection of premium glass is strategically designed to help prevent water stains and spots and harsh build-up and makes upkeep a breeze.