ITEM NAME:2 Pcs Mic Slip Holder Roller Microphone and Button Rod Sleeve Set Black Description: It is made of silicone and it can protect your microphone from shocks, bumps and falls, also doubles as shock mount for your microphone Slip a ring over your wireless microphone and never worry about it rolling away and falling off a table It is anti-rolling and shakeproof, professional microphone parts Used for wireless handheld microphone, karaoke microphone, interview microphone Material: Silicone Size Chart: Anti Slip Roller Ring Length: Approx. 73mm/2.87inch Diamater: Approx. 38mm/1.50inch Button Rod Sleeve LxW: Approx. 43x5mm/1.69x0.20inch Diameter: Approx. 33mm/1.30inch Package Includes: 2 Set Wireless Holder Ring Button Rod Sleeve SKU: ALU0023113778004792.Used for wireless handheld microphone, karaoke microphone, interview microphone. Slip a ring over your wireless microphone and never worry about it rolling away and falling off a table. Anti Slip Roller Ring.