The CATIEBYE Sturdy Iron Material Lavalier Microphone Clip is a set of 10 clips that are convenient to install and save time and effort. They have a wide range of applications and can be used in various settings such as ktv and stage performances. The clips are made of fine workmanship, durable, light, and easy to carry. They can be easily applied to most microphones and are made of safe and durable iron materials. Overall, this set of clips is a reliable and convenient option for securing lavalier microphones.