Material: ABS color: blue Water seal height: 5mm Accessories: stainless steel reducing ring silicone reducing ring Style: modern and simple Specifications: ABS plastic body, anti-aging, anti-stamping, anti-deformation. The silicone reducing ring is self-willed, anti-aging, and maintains an elastic seal for a long time. Please use the anti-odor core directly for the diameter of 35-37mm; please add the silicone reducing ring for the diameter of 37mm-44mm; please add the stainless steel reducing ring for the diameter of 44-52mm. Package Included: Floor drain core*1 Notes: Due to manual measurement, there may be an error of 1-2cm, please understand. Due to different monitor settings, the color deviation may vary. We provide you with the best products and services. If you have any questions, please let us know and we will solve them as soon as possible. thank you very much.