Warm Tips - The microphone cover is packaged in a small space, need some time to come back to its original shape, or you can try to soak it in water and let it come back to original shape. Widely Application - Microphone Windscreens are widely used in Karaoke, KTV, Dance Halls, Conference Rooms, Press Interviews, Stage Performances and other public places, will keep the sound of your micro natural and no pops. Clean & Sanitary - The thickness of the foam mic filter is about 0.4 inch, Protect your microphone against wind/ dust /moisture interference and singers' spit. Plus it offers protection if the mic falls, giving your microphone an extra layer of protection. Thick & Higher Density - Microphone Windscreen Foam Cover is made of thick and high density sponge, Reusable, has Good Elasticity and Shrinkage, easy to install on a Microphone. Colorful Mic Cover Set - 20 Pieces Foam Mic Windscreens, 9 colors, 2PCS in individual package, 2.95'' x 2.0'', caliber size is 1.5'', suitable for most standard handheld microphone(not for headset microphone).