Fitness Republic Neoprene Coated Dumbbells Set (Hex Hand Weights) These dumbbell sets take very little space and can be stacked anywhere without worrying about rolling as a result of their hex shape Neoprene dumbbells are ideal for powerwalks, group exercises, bodybuilding, strengthening muscles, alleviating stress, physical therapy and other general exercises Interior made of cast iron with strong, matte finish and sturdy neoprene coat Incremental weights between 2lb and 20lb allow you vary the intensity of your workouts. Exceptional for step aerobics Total weight: 16 lbs ( 8lb pairs) - manufacturers warranty included (12 months) - dimension: (22. 8x8. 3x7. 7cm) Alternated Biceps Curl Triceps Kickback Lateral Raise Stationery Lunge