Body Solid Tools - Vinyl-Coated Dumbbells. Get a smart workout with dumbbells. Body Solid Tools Vinyl-Coated Dumbbells are perfect for a variety of individual and group workouts, including jogging and power walking, aerobics, general exercise, physical therapy and even yoga routines. These easy to grip, easy to clean vinyl-coated cast iron dumbbells are color coordinated and available in incremental weights ranging from 1 lb to 15 lbs.Body Solid Tools. A good fit for your life. A great fit for your space.