This HB-A2 audio shoulder strap is a large-sized shoulder strap having a Memory Foam fill, which conforms to the contours of your shoulder for unmatched comfort. Special attachments such as the loops, "D" rings, and head phone clinch help you organize head phones, microphone with cube transmitter, cable, and boom pole. There is also a zipper pocket on the strap's wide body, large enough to hold your iPod, wireless transmitter, 9V and AA batteries, or cell phone.