Body-Solid Tools Core Essentials PackageAll the equipment you'll need to follow along with your favorite YouTube workouts in one package! Included are 9 different pieces of equipment that can provide over 70 different exercises to tone and build your body. Body Solid Tools Neoprene Dumbbells can be used on their own for a variety of lifting, curling, pressing and stretching exercises. They can also be incorporated into jogging, power walking, aerobics, physical therapy and yoga routines.