The Aston Coraline XL Frameless Sliding Shower Door Collection combines the practicality of space-saving design with custom quality craftsmanship. The collection features, thick, premium 3/8 in. (10 mm) ANSI Z97.1 clear tempered glass with professionally applied StarCast coating which provides water-repellant, hygienic and stain resistant benefits. The Coraline XL Door is available in a wide array of width options with multiple desirable hardware finish options, to match your bathroom's interior