ThinkFit, LLC. and a trainer for U.S. Special Forces developed the SmartBells PRO Line. The SmartBells PRO 10 lbs weight is one of four in the  The SmartBells PRO Set One. The four weights are color-coded : RED 10 lbs,  YELLOW 24 lbs, BLUE 48 lbs, BLACK 72 lbs and range from 18 to 22 inches from grip to grip.

Suggested uses:

• Prior to, during and after a traditional workout program
• A training system
• As a warm up and cool down
• To alleviate muscle stiffness, lactose build-up and strengthen weakened muscle groups
• To create a broader range of motion, flexibilty and balance