PREMIUM SHOWER TRAY - Our shower curb kit provides you a shower tray made of EPS high-pressure foam board. Overall size: 48 in x 72 in (1219.2 mm x 1828.8 mm). The drainage hole is set in the middle with a 4 in (10 cm) diameter for effective water running. The shower tray is equipped with a gray water-impermeable membrane with fluffy texture on the surface, convenient for mortar brushing. The tray forms a 5° inclination from four sides to the middle, which is convenient for drainage. DRAINAGE ACCESSORIES - The shower curb overlay includes a durable PVC flange and auxiliary drainage device (fit for 2 inch pipes) to ensure smooth water flowing. With a gravity automatic seal grate, pipes wont be blocked. In addition, we offer 2 shower curbs with the size of 48 in × 4.5 in × 6 in(1219.2 mm × 114.3 mm × 152.4 mm). Adopting XPS plastic extruded board, 2 shower curbs are easy to cut and can be adjusted according to the actual needs of the length