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dumbbells, importance of dumbbells, is using dumbbells effective, what is the purpose of dumbbells -

Dumbbells are made of iron, which costs much more than most other materials used in various products. They need to be very durable. Typically made of iron plated in chrome, it may have parts made of stainless steel. Rubber coatings protect the iron from dents while also protecting the workout space from dropped dumbbells. Rubber, vinyl, or neoprene coatings are also easier to grip and keep clean if you sanitize the dumbbells between uses. There is a prime importance of dumbbells in workout session. Not only do they enhance our strength and endurance, but they also contribute in building our desired body.

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