【Effective Ventilation】：The floor register cover mesh is made of high-quality polyester mesh and PVC for lasting, which is light and strong, not easy to wear. The mesh design allows good air circulation and prevents clogging 【6 Pack Cover】：The package has 6 pieces of floor register cover traps, 4 x 10 inches or 4 x 12 inches, with a depth of more than 4 in, making it easy to adjust the fan blades. (Please measure the vent dimensions in your home before purchasing.) 【Catch Small Items】：The floor air vent filter mesh catcher can effectively capture items that fall into the vent, such as coins, rings, snacks, hair, food, etc., effectively keeping the pipes clean 【6PCS Metal Hoop】：Each floor register vent screen is equipped with a steel hoop so that the vent filter can expand its size and function better 【Easy to Install】：Just put the floor vent screen net on the back of the vent cover, then insert it into the vent. Easy to install and disassemble for cleaning, no tools are required, saving time and not easy to loosen Floor Register Screen Cover