About this items
The kit includes a smart counting grip strength device (25-140) pounds adjustable, silicone finger training device (multi-level adjustable), adjustable finger strength device (20LBS), egg ball strong grip
Window-Breaking Tip: Built-in tungsten steel tip doubles as an emergency glass breaker—practical and powerful in emergencies
Wide Resistance Range: Adjustable from 10 to 400 pounds to suit beginners through advanced users—one tool for a lifetime of grip training
Double-Spring Power: Dual-layer steel springs deliver smooth, reliable resistance and durability under heavy use
Features and Benefits
Material: Nylon，TPR
