The drain core is made of acrylic material, durable and , able to withstand the daily wear and tear of a shower environment. Shower floor drain core efficiently manages water flowing and drainage in shower stalls, ensuring proper water drainage and preventing water accumulation. Features -Color:Red -Material:Acrylic -Size:4.50X4.50X4.40cm/1.77X1.77X1.73in -Note: Suitable for floor drain apertures -45MM - Odor prevention: The floor core effectively prevents odor from entering, prevents odor from escaping through the drain. - Wide compatibility: Can be used for various floor drains, sewer , and toilet blockages, making it convenient and practical. - Stylish design: The acrylic floor core has a stylish appearance, enhances the overall aesthetic of the bathroom. - Easy installation: Simply place it on the floor drains without the need for professional tools or skills. - Sturdy materials: Made of acrylic materials, this floor core is durable and practical, will not deform, and has a lasting service life. Package list: 1 x Sewer Backflow Preventer