Top Stage 3/8" Lapel/Lavalier Microphone Tie Clip, Color Black, 2-Pack GMH03-Q2 Tie clip for lapel or lavaliere microphone, Pack of 2. fits lapel/lavaliere microphones with a neck diameter of 3/8" Metal construction on clip, plastic on half round holder. Compatible with all major brands with 3/8". Please measure before buying. 90-day warranty