Options: Choose from three weight levels; 5-10kg, 15-20kg or 20-25kg. Colours: Choose from blue or black colours. Dumbbells: Get a set of two adjustable water-filled dumbbells! Adjustable: Fill with water until the weight reaches your desired level. Material: Made using high quality PVC. Portable: As you can drain them, they're easy to transport. | Adjustable Water-Filled Dumbbells - Black | Wowcher