There are many types of dumbbells popular now:
Rubber Dumbbells
Neoprene Dumbbells
Urethane Dumbbells
Adjustable Dumbbells
Loadable Dumbbells
Let's talk about rubber dumbbells first. Rubber-coated dumbbells have many advantages, but they can be divided into many grades according to the quality of the rubber. Rubber dumbbells with poor rubber quality not only the rubber skin is easy to crack, but also has poor elasticity and odor. The rubber dumbbells with better rubber material are not easy to crack, there is no peculiar smell, and the elasticity is also very good, but its price is more expensive, so the cost performance is not as high as other materials.