Description:

Makes sound signal underwater to get your diving 's attention.
Made of elastic stretchy rubber that can be stretched to 2 times longer, suitable for 12-14L tank.
Flexible loop which allows to hit the tank effectively.
Simple, reliable and long lasting, easy to use.
Material: PVC
Loop Perimeter: Approx. 45cm/17.72inch
Ball: Approx. 3..6cm/1.30 x 1.42inch

Package Includes:

1 Piece Diving Tank (2 Pack)