Specification Product Name: Microphone Anti-slip Holder Material: silicone Inner diameter: approx 34mm-38mm Color: Purple Green Orange Blue Packing list: 1*Microphone Bottom Sleeve 1*Microphone Anti-rolling Ring Notice: All images and descriptions are for illustrative purposes only. Product specification functions and appearance may vary by actual usage. The color deviation is subject to actual system configuration and slight dimension difference is allowed due to manual measurement. We recommend you could check with sales for exact offers if need.