1. 【STRAINER & STOPPER】: There are 2 ways to use this kitchen Sink Filter Stopper. 1. Push it into the bottom, it's a stopper, the grey rubber stopper keeps the water in the sink all the time, making it easy for you to wash dishes. 2. Pull it out a bit, it's a sink strainer basket. Protect your sink from blockages. 2. 【STURDY & DURABLE】- Rust proof, quality plastic material does not stick with food residue; unlike other sink strainers, it fits snugly inside the sink drain, keeps all the nasty stuff from going down your drain. 3. 【PICK UP EASILY】: The middle stem of the kitchen sink strainer is for picking it up easily. When the basket is full of sink garbage, the stem will play a role. 4. 【PREVENT CLOGGING】: The hole size of the sink strainers for kitchen sink is proper, which make it catch the debris and sink garbage effectively, also guarantee the well drain effect. 5. 【EASY TO CLEAN】: Pick up the small stem in the center, can easily grab & remove clustered hair, food, garbage, and other obstructions easily, and wash with warm soapy water. for kitchen, bathroom & utility sinks, bathtubs and showers.