O'Brien Shock Ball lake Carefully review instructions and register

Carefully review instructions and register your warranty prior to first time use

The Fish can be loose

Underwater you can sound for attention quickly with a squeeze of the device

Ergonomic exhalation venting

concepts and terms you need to know for dive safety and enjoyment

O'Brien Shock Ball lake Carefully review instructions and registerA MUST HAVE to keep the rope out of the water, reducing drag and increasing the gas mileage of the boat! Reduced drag provides better performance on turns and slides. Oval shape helps absorb shock on rope. For use on up to 4 rider tubes. Features: Superior Performance Keeps the rope from dragging in the water to enhance the tube's performance on turns and slides Improves Efficiency Reduces drag for better gas milage Lightning Valve Fast and easy