The Hide-a-mic COS11 is a new and innovative tool especially designed to easily hide a Sanken COS11 lavalier microphone under any piece of clothing. The set contains 4 different holders with each its own use. Shirt-holder, Bra-holder, T-shirt-holder and Tie-holder. Unlike conventional microphone holders, Hide-a-mic holders are very easy to apply. You just pick the right holder, put in place and you are ready to roll.