The Bestshoot MW-1 5 Packs of Lavalier Microphone Outdoor Wind Screen Furry Muffs are designed to conceal wind and noise, protecting your lapel microphone and reducing interference. They are suitable for indoor or outdoor use and help to eliminate wind sound, breathing, and rubbing noises during audio recording. The package includes 5 furry microphone windscreen muffs with a caliber size of 10mm. They fit most lavalier microphones with foam covers around 1cm in diameter and come with a 1-year warranty. The product is not discontinued by the manufacturer and is easy to use, soft, and comfortable for a good sound transmission experience.