<p>Fast Drainage - The kitchen sink drain basket features 36 appropriately sized holes to ensure swift drainage while effectively capturing food waste, scraps, and other debris from entering the drain. When twisted 90 degrees,the drain catcher sits slightly higher, enabling water to pass through and filtering out food debris and particles to prevent clogging.Long-Term Use - The basket of sink drain cover is crafted from stainless steel, the bottom is made of rubber material, and the knob is fashioned from high-quality ABS plastic. This construction ensures durability, corrosion resistance, and long-lasting performance. Each package includes two pieces for replacement, making it convenient for households with multiple sinks or for those who prefer to have a backup sink drain strainer on hand.Standard Replacement - The kitchen sink drain strainers measure 3.2 in diameter. These sink strainers are compatible with most standard 3-1/2 inch kitchen sink drains in the USA. The sink drain strainers require a narrow rectangular center hole. For further details, please refer to our provided picture. Tip: Just be mindful of is ensuring the center shape of sink is rectangular and checking the size/diameter of the sink drain, and then you're all set.Strainer or Stopper - These Kitchen sink strainers can function as either a sink strainer or a sink stopper with a simple push or pull operation. To allow water to flow through, pull and twist the kitchen sink stopper, transforming it into a kitchen sink strainer that efficiently drains water. To utilize it as a sink drain stopper, align the knob with the hole and push it all the way in; it will then serve as a kitchen drain stopper.Secure Seal - When pushed down, the sink drain strainer converts into a kitchen sink stopper. The sink stopper kitchen drain includes a rubber bottom that aids in preventing clogs in the plumbing system. The kitchen sink plug tightly seals the water, facilitating sink filling for washing and soaking purposes.</p>