Not every duck hunt is the same and neither are these harnesses. The Cabela's Northern Flight Call Holder Harness is an adjustable elastic harness that allows you to keep the call holder in a firm position on your chest. Each molded-foam tube has expandable elastic sides that accept a wide range of calls. Easy on/off quick-clip loops let you change out calls quickly. Accessory pocket in back. Imported. Available: Two-Call Holder, Four-Call Holder.