Purpose and key benefit Universal 3.5inch sink stopper designed to seal standard 3 1/2inch kitchen sinks and keep food, debris and odors out of the drain. Creates a reliable seal so sinks hold water when needed and keep solids from entering drain piping. Compatibility and size Fits standard 3 1/2inch sink drains, compatible with sinks that do not have an insink garbage disposal. Compatible with a range of models and brands including Badger, K*ohler, Waste King, W*hirlpool and Kitchenaid sinks that use a 3 1/2inch drain opening. Material and durability Constructed from soft rubber sealing surfaces and a hard plastic core for strength. Rubber resists reaction with common household chemicals and the plastic core reduces corrosion and wear, providing safe, longlasting performance. Performance and features Soft rubber rim conforms to the drain opening to form a tight, leak seal that won't slip or let water leak like some rigid metal stoppers. Textured surface and snug fit prevent the stopper from sliding during use. Durable plastic and rubber construction resists deterioration and keeps the stopper intact under normal kitchen use. Ease of use Raised tab on the allows onehanded installation and removal; easy to grab and lift even with wet hands. Simple to clean: wipe or rinse to remove trapped food particles. Practical use scenarios Washing dishes: hold soapy water in the sink for soaking pots and pans without letting debris pass into the drain. Food prep: block the drain while rinsing fruits and vegetables to prevent scraps from entering plumbing. Routine cleaning: seal the sink for filling with cleaning solution or for controlled draining during tubstyle sink rinses. Why choose this stopper Straightforward, reliable sealing for any standard 3 1/2inch sink without an insink disposal. Combines a soft rubber seal for performance with a hard plastic core for durability, giving a longlasting, slipresistant stopper that's easy to use and maintain.