EXTREMELY PRACTICAL: This universal bathtub stopper features a carefully designed sealing structure that prevents clogging, isolates the drain from insects and odors emanating from the drain. The filter basket can effectively capture hair, food debris, etc. The removable design allows you to easily remove it for convenient cleaning. Universal Sink Stopper Design: The sink stopper is suitable for drain holes with an internal diameter of 34 mm to 40 mm. The matching silicone ring can adjust the size of the sink stopper to better fit the drain hole. Easy to Install: Its innovative pop-up design allows for easy and convenient use, while its 2-in-1 function as a sink stopper and strainer makes it versatile and practical. No more annoying clogs in your sink with this high-quality drain. PREMIUM MATERIAL: This sink strainer is made of high-quality stainless steel and thick copper to ensure its strength and durability; with the brass inner core and thickened spring, it is more flexible to press, not easy to break, and not prone to rot.