Resistance training not only tones muscles and builds strength, but it can also burn calories, increase energy levels, protect bone health, and more. Choose the right amount of weight for your routine, preference, and number of repetitions. - The dumbbells feature an easy-grip neoprene coating, which helps ensure a secure hold during use. The rubber-like coating also helps protect floors and allows the weights to be used both indoors and out. - The dumbbells provide not only a clearly printed number on each end cap, referencing their weight, but they are also colour coded for easy identification. Colour-coding makes it possible to quickly grab the amount of weight you wantparticularly useful when working with more than one set of weights. - A nice alternative to round heads, the dumbbells feature unique hexagonal heads, which help keep them in place on the floor. When set to the side during a workout, they wont roll away or get under foot. They safely remain right where you left them for a safe workout environment and easy grabbing during your routine. They also stay in place and out of the way when stored.