---
product_id: 490287193
title: "KASTWAVE Wrist Training Ball With Self-Starting Light - Strength Enhancer and Forearm Exerciser for Arm and Muscle Strengthening"
brand: "kastwave"
price: "4237 kr"
currency: ISK
in_stock: true
url: https://www.desertcart.is/products/490287193-kastwave-wrist-training-ball-with-self-starting-light-strength-enhancer
store_origin: IS
region: Iceland
---

# Self-starting light-up feature for instant activation Zinc alloy core for smooth, vibration-free rotation Ergonomic silicone grip for secure handling KASTWAVE Wrist Training Ball With Self-Starting Light - Strength Enhancer and Forearm Exerciser for Arm and Muscle Strengthening

**Brand:** kastwave
**Price:** 4237 kr
**Availability:** ✅ In Stock

## Summary

> 💪 Spin up your strength and light up your workout!

## Quick Answers

- **What is this?** KASTWAVE Wrist Training Ball With Self-Starting Light - Strength Enhancer and Forearm Exerciser for Arm and Muscle Strengthening by kastwave
- **How much does it cost?** 4237 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/490287193-kastwave-wrist-training-ball-with-self-starting-light-strength-enhancer)

## Best For

- kastwave enthusiasts

## Why This Product

- Trusted kastwave brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Gift-Ready Style:** Sleek, quiet, and universally appealing—perfect for health-conscious pros.
- • **Portable Powerhouse:** Compact, cordless design fits perfectly in office, gym, or home setups.
- • **Dynamic Muscle Boost:** Targets wrists, forearms, biceps & triceps for comprehensive strength gains.
- • **Effortless Activation:** Push-start design gets you spinning in seconds—no batteries needed.
- • **Vibrant Visual Feedback:** Built-in LED lights add a cool, motivating glow during workouts.

## Overview

The KASTWAVE Wrist Training Ball is a compact, battery-free gyro exerciser featuring a durable zinc alloy core and ergonomic silicone grip. Its self-starting mechanism with integrated LED lights offers instant, engaging wrist and forearm workouts that enhance muscle strength and circulation, making it ideal for professionals seeking effective, on-the-go fitness and stress relief.

## Description

KASTWAVE Wrist Training Ball With Self-Starting Light - Strength Enhancer and Forearm Exerciser for Arm and Muscle Strengthening

## Features

- ♥ 【Exercise your wrists and hands】The hand enhancement ball is the centrifugal force generated by the interaction between the wrist and the internal rotating core, which can maintain the high-speed rotation of the core, promote blood circulation, increase the fingers, wrist, hand, forearm, biceps, triceps and ligaments, and The strength of the shoulders restores muscle strength.
- ♥ 【Automatic start design】 need to push the core in the direction of the arrow, starting from the inner spring, very simple and convenient. When rotating, the cool colored lights inside will light up. It can reduce time and increase fun, while at the same time restoring muscle soreness. Wear a special wristband during exercise to ensure that you will not lose it due to excessive strength.
- ♥ 【Rugged and durable】The ball core is made of zinc alloy material without any strange vibration. In addition, the silicone grip is great because it helps the gyro ball not to loosen from the hand.
- ♥ 【Easy to use】 Mechanical design, no power supply required. The compact design, whether in the office, gym or home, can be used as a decompression toy at any time, and it can also exercise arm muscles.
- ♥ 【Intimate gifts】 Stylish appearance, quiet sound, suitable for everyone, this is a great gift.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Age Range | All Ages |
| Color | Neutral |
| Construction | molded |
| Material Type | Plastic |
| Number of Items | 1 |
| Sport | Exercise & Fitness |
| Batteries Included? | No |
| Brand | KASTWAVE |
| Manufacturer | KASTWAVE |
| Manufacturer reference | XR-4082 |
| Package Dimensions | 8 x 7.8 x 6.8 cm; 280 g |
| ASIN | B09CGZ1ZZ1 |

## Product Details

- **Brand:** KASTWAVE
- **Material:** Plastic
- **Colour:** Neutral
- **Age range (description):** All Ages
- **Item weight:** 0.28 Kilograms

## Images

![KASTWAVE Wrist Training Ball With Self-Starting Light - Strength Enhancer and Forearm Exerciser for Arm and Muscle Strengthening - Image 1](https://m.media-amazon.com/images/I/615sGRr6D5L.jpg)

## Frequently Bought Together

- KASTWAVE Wrist Training Ball, Wrist Strength Gyro Ball, Self-Starting Light, Wrist Enhancer Gyro Forearm Exerciser Gyro Ball, Used To Strengthen The Arm And Wrist Muscles
- NSD Power AutoStart Spinner Gyro Wrist Forearm Grip Strengthener with Auto Start Feature and Battery-Free LCD Counter
- Masroo Upgraded Auto-Start Power Wrist Ball Spinner Gyro Hand Grip Strengthener Wrist Forearm Exerciser with LED Lights

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**Shop now:** [https://www.desertcart.is/products/490287193-kastwave-wrist-training-ball-with-self-starting-light-strength-enhancer](https://www.desertcart.is/products/490287193-kastwave-wrist-training-ball-with-self-starting-light-strength-enhancer)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-03-08*