Pixnor 15pcs Small Foam Mic Windshiled Windscreen Covers for Lavalier Lapel Microphone (Black) 15 pieces of the soft foam microphone mic windshields covers in one set will be sold together. Color: black. Material: durable high-density soft foam. Length: 18mm Outside Diameter: 10mm. Inside Min. Diameter: 6mm. Inside Max. Diameter: 9mm In terms of the use of micro-shut cutting technology, the outer surface of the finished product do not see the cut marks, beautiful appearance. Dyeing uniformity, good ventilation, sound quality is guaranteed.