Specification: Item Type: Floor Register Cover Trap Product Material: Polyester Mesh, PVC. Weight: 60 ~ 70 g / 2.12 ~ 2.47 oz(approx.)  Package List: 5 x Floor Register Cover Trap Features Efficient Filtration:Floor Register Effectively filters dust and debris from floor registers, maintaining and this type of screen will not block the air Clearer. Universal Design:Floor Vent Screen Net suitable for household ventilation, which can protecting the ventilation from debris blockage，in order to keep the ductwork cleaner. Easy to Install:This vent mesh screen is easy to install, no instructions necessary. It blocks dust, dog hair, lint, and other small items from going down the vents, while still allowing airflow. Please make sure select the right size before purchase. Durable Materials: Floor Register Trapade of premium polyester mesh and PVC. materials, durable and reliable, not easily damaged after long term use.They are also easy to cleaner; the netting is small so that small items will not be lost. Easy to Cleaner:Air vent filter Mesh catcher easy to disassemble and wash, maintaining the efficient performance of the filter screen.