1. A simple, easy and effective system
2. Unique compact design that mimics motion of a crunch machine
3. Targets all the major ab muscle groups
4. Helps strengthen lower back, which takes away stress and strain
5. Offer 2 levels of resistance, it adjusts to virtually any fitness level
6. Allows you to start at the lowest level and move up as you get stronger
7. You can also use the AB Shark as a leg, bun and thigh machine
8. It's small, easy to assemble and you can carry it anywhere
9. Easy to assemble
10. Easy to store Including:
1 set of AB SHARK
2 set of Spring Hubs(No. 1 and No. 2)
Owner's Manual, Eating Guide
1PCS DVD
Packing: 1PCS/box, 6PCS/carton