Dumbbells are the most versatile exercise equipment ever created. Challenge the body by using various weights, shapes and styles. Dumbbells are an excellent modality to increase strength, balance and coordination while performing bilateral or unilateral exercises. Also, they are the perfect tool for all fitness, cardiovascular and rehabilitation training. Vinyl Dumbbells, which are cast iron dumbbells coated with a thick vinyl shell making them easy to grip. This creates comfort for the user and prevents scratching of floors and dumbbell storage racks.