Copper is an alloy, which is composed of copper and other metal elements and has good corrosion resistance and strength. Therefore, the copper fitness ball is more durable and not easy to wear and deform. At the same time, the copper material makes the fitness ball harder, which is suitable for some training movements that require strength and stability, such as pull-ups and belly rolls.
In addition, the appearance of copper also gives people a noble and luxurious feeling, which is more temperament when used. However, due to the relatively high price of copper, copper fitness balls will be more expensive than those made of other materials.
Generally speaking, copper fitness ball is a kind of high-quality fitness equipment, suitable for people who need strength and stability training. However, according to personal needs and budget considerations, fitness balls made of other materials can be selected as substitutes.