Soft MaterialMade of Soft PU material,LeiMaxTe Acoustic Tube is comfortable to wear even for a long time. Package Includes5 LeiMaxTe Acoustic Tube and 5 replacement earbuds. Simple ConnectionLeiMaxTe acoustic tube has a quick connector, just insert and rotate it to left or right,then you can finish the connection. Excellent Audio SoundDelivers clear sound even in noisy places, showing a high-quality sound experience. Widely UsedFits Motorola,Baofeng,Midland,Kenwood,Yaesu,Icom radio coil tube audio kit.