Onemorerep hexagonal rubber dumbbells feature a knurled handle grip for improved confidence and stability during isolated bicep and tricep movements. The Pair of 5kg hex dumbbell features a solid weighted cast iron core for even weight distribution. It is suitable for a wide range of exercises, from body pump classes to bicep curls, making them a truly versatile addition to any home or gym set-up. These workout dumbbells are ideal for home and commercial gym use.