Universal Fit for Drains: The gutter guard is compatible with drain pipes from 5cm/1.97in to 10cm/3.94in, ensuring wide use for various drainage systems Anti-Clog Design: The roof drain cover features a 3D circular mesh structure that effectively blocks debris like leaves and hair, clean drains Dense Mesh Grate: The tightly spaced PP mesh of the anti-clogging filter improves filtration, providing clogging resistance compared to standard covers Material: The outdoor pipe protector is made of sturdy PP for long-term performance in outdoor and indoor drains, , and gardens Pack: Includes four filters, providing cost-effective coverage for multiple drains or replacements