High-tech polymer reproduces sounds of real antlers as opposed to competitor s wooden sticks. Compact design and flexible material for one-hand operation. Elastic strap to keep quiet when not in use. Big sounds come in a convenient compact size. Sound like small bucks sparring or reproduce a dominant buck fight. You can increase the volume of sound the bag makes by removing one or more of the Power Tines(TM). The camo net bag is compact flexible and 100% waterproof.