Why you need this sink stopper - Stops clogs and protects drains by catching hair, tea leaves and other small debris before they enter the pipe. - Keeps rings and small jewelry from falling into the drain. - Durable construction minimizes replacement and maintenance needs. Key benefits and how it solves problems - Reliable filtration: The cover filters hair, food particles and small items so dirt goes into the drain strainer rather than causing blockages. - Secure fit: Hand-adjustable to the drain depth and tightened with nuts for a firm, leak-resistant seal. - Long-lasting materials: Made from chrome-plated brass and ABS plastic for corrosion resistance, rust resistance, wear resistance and low deformation under normal use. Standout features - Materials: Chrome-plated brass top and ABS plastic components for strength and corrosion resistance. - Size and compatibility: 40 mm (4.0 cm) diameter fits standard sinks and most common drain openings. - Height adjustment: Spiral design allows simple height adjustment for a comfortable fit and reliable sealing. - Tool-free installation: No special tools required — insert the stopper and tighten by hand to secure it. Practical use scenarios - Bathroom sink: Collects hair and prevents soap scum and strands from entering and clogging the drain. - Kitchen or tea station: Catches tea leaves, coffee grounds or small food particles during rinsing and dish prep. - Laundry or utility sink: Prevents small items such as rings, pins or buttons from disappearing into the drain. Technical summary - Materials: Chrome-plated brass + ABS plastic - Diameter: 40 mm (4.0 cm) - Adjustment: Spiral height adjustment; fixed with nuts - Installation: Insert into sink and tighten by hand; compatible with standard sinks Reliable, simple and durable — a practical drain accessory that reduces clogs and protects your plumbing without complicated installation.