Model Size: 36 5/16 in. D x 36 5/16 in. W x 72 in. H; Walk-In Opening: 23 5/8 in.; Hardware Finish: Matte Black Adjustment: This model offers NO adjustment for width or out-of-plumb (uneven walls); Premium 3/8 in. (10 mm) thick certified tempered glass Compatible DreamLine shower base sold separately (Model#: DLT-2038380) IMPORTANT! Matching shower base will measure 2 in. larger than shower unit Professional installation recommended; Drilling into threshold is required for installation of this product