2025 New Curaball Hand Exerciser, Curaball Hand Exerciser with Counter, Strengthens Wrists, Features 5 Light Modes, with Storage Pouch, Metal Version Has Swap-Out Bearings (Metal Model Black)
Aerospace Gyro System + Resistance Changes with Speed: Curaball hand exerciser adopts advanced gyro structure. The faster it rotates, the greater the resistance. It can intelligently match the training intensity without buttons or settings. It covers everything from warm-up to explosive power, helping you to accurately train the hand, wrist and forearm muscles.
Full Metal Body + Replaceable Bearing Design: Curaball hand exerciser aluminum alloy frosted shell with steel rotor, weighted structure to enhance stability and force feedback, suitable for advanced training; metal model comes with replacement bearings to meet different hand feel and durability requirements
Self-Generating Lcd Counter + 5 Lighting Effects: Curaball hand exerciser does not require batteries, self-generated electricity when started, real-time display of speed, strength, time and calories, with 5 cool lighting effects that change with speed, the training process has more visual feedback and dynamic experience
Automatic Start System, One-Click Start: built-in spring core system, no need to pull rope, light push to turn, one-click to enter the training state anytime, anywhere. Curaball hand exerciser Ergonomic silicone grip, comfortable and non-slip, you can hold it firmly even if you are sweating
Portable Storage: comes with a dedicated storage bag, light and easy to carry, can be used at any time at home, in the office or on the road. Curaball hand exerciser 5 minutes a day, relieve fatigue, enhance grip strength, help rehabilitation and health management
