- Power:5-50 KG ，adjustable hand grip
- hand grip strengthener is Good for improving strength， power and speed in the wrists， fingers forearms， hands
- Good for Guitar，violin and drum players who wants to improve wrist， hand and finger strength and endurance so they can play more comfortably
- Non-slip?handles comfortable and durable for frequent and comfy usage
- Fits large and small hands.Fits conveniently in your pocket， purse or gym bag
- High quality stainless steel tension springs provide long lasting durability
- Packing : 1 piece hand grip
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