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Record and display exercise data
For the option of clock no battery
Feature : Breathable
Function : HEART RATE
Brand Name : VALYRIAN
New Hands Strengthener Force Power Wrist Ball Gyroscope Twist Boards Record and display exercise dataTraining Site : Wrist Model Number : Hands Strengthener Force Power Wrist Ball Function : Comprehensive Fitness Exercise Type : Wrist ball Brand Name : lamgool Origin : Mainland China Type of sports : Muscle Relexation
US$ 55.95
US$ 89.99
US$ 52.95
US$ 32.95
US$ 200.00
US$ 105.00
