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【FULL UPPER BODY EXERCISE EQUIPMENT】: This upper body & arm exerciser workout equipment works or strenthens muscles rapidly based on the rotation rate of an internal steel ball. Upper Body Exercise for Chest, Shoulder, Forearm, Bicep and Arm Strengthening Workout Equipment.
【RESISTANCE ADJUSTMENT】:The faster you spin the internal steel ball inside it, the more intense the exercise experience.
【9 MINUTES/DAY】: You will see that results with as little as 9 minutes of spinning per day. This is the only device you need for strong, toned and healthy arms.
【NON-IMPACT RESISTANCE】: Unlike traditional free weight exercises, This exercises are 100% isometric and therefore impact-free, making them suitable for injury rehabilitation. Simply rotating the it at low speeds can improve circulation and repair injuries such as elbow RSI, shoulder bursitis, shoulder impact injuries, and fractures/fractures.
【SMALL, LIGHT & PORTABLE】: Perfect for gyms, home gym use, and on-the-go warriors who need a little exercise in their day. It'll be easy to workout at any time of day!


Material:PC,Steel Ball


What's included:
1 * Isometric Arm Exerciser

Wrists Arms Shoulders Abdominal Core Muscles Isometric Arm Exerciser

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