Zayna Cart ™ smart-adjustable-posture-corrector

【Ergonomic Grip Design】

• The powerful gripper is ergonomic and easy to use.
• Comfortable grip with good elasticity and non-slip features.

【Hand Training】

• Ideal for finger, wrist, and forearm training.
• Builds up hand strength, increases grip, and enhances finger flexibility.
• Perfect for wrestlers, athletes, musicians, muscle builders, and exercise trainers.

【Pocket Size】

• Compact and portable design allows for on-the-go exercise.
• Use it anywhere: at home, workplace, or during travel.

【Feature】

• Free rotary adjustment of strength within the range of 10kg to 100kg.
• Intelligent design with automatic counting.

【Premium Quality】

• Made of high-quality PP material.
• Features high flexibility and durability, suitable for heavy-duty exercise.