[High quality cast iron neoprene dumbbell] high quality Neoprene Dumbbell will not break or bend after repeated use. Neoprene is also more durable & less prone to splitting than vinyl, making it a more desirable choice for long term use. [Anti skid and anti-collision neoprene dumbbells]Thick durable neoprene coating provides a comfy grip on hands and doesn't require gloves. The neoprene coating forms a protective barrier that prevents the dumbbells from chipping and protects the floor from damage. [Color coded neoprene dumbbell with anti rolling head]Color coded free weights neoprene dumbbell with printed weight number on the end caps for easy identification. Hexagonal head prevents rolling away from the storage place or during your exercise. [Great for total body workout]ACTIVE FOREVER Neoprene Dumbbells are ideal to sculpt your arms, shoulders & back, build stamina & speed up metabolic rate. Perfect for overall health, balance, weight management, aerobics, cardio, yoga, and strength building. [Versatile & Multipurpose]Easy to store and perfect for travel. Use for your indoor or outdoor workout regimes. Great for arm rows, squats, chest presses, bicep curls, walking, jogging & yoga.