Features: Premium 304 stainless steel construction ensures outstanding corrosion resistance and heat tolerance, featuring innovative curved gnawer & bird proof meshing design for secure drainage system protection. The arched net structure combines durability with 360° ventilation efficiency, while its detachable design simplifies maintenance and prevents pipe clogging from debris accumulation. Ideal for homeowners, property managers, and DIY enthusiasts seeking permanent solution against intrusion while maintaining best airflows in residential/commercial spaces. Perfectly safeguards bathroom drains, kitchen sink pipes, vent stacks, and range hood ducts against small animal entry while allowing smooth water flows and air circulation. Engineered with accuracy cut 0.2" hexagonal to block rodents yet permit efficient drainage, this proof accessory withstands extreme temperatures from 40°F to 1200°F. Specifications: Material: 304 stainless steel Size: multiple for option Package Includes: 1xFloor Drain Cover note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.