Get the results you want from your workouts with the DKN rubber hex dumbbells. Their quality hexagonal design prevents them from rolling away when not in use and the pinned cast iron rubber encased heads help to reduce noise and damage when placed on the floor for more pleasant workouts both at home and during light commercial use. Tone up your muscles, improve your strength and perform a wide range of effective drills and exercises with these excellent workout tools that are suitable for all users. The dumbbells are robust and durable, easy and comfortable to grip thanks to their ergonomically contoured and knurled handles, and made to last and withstand your exercise sessions.