Stay active at home with the Cosy Casa adjustable dumbbells set, designed to build muscle and keep fit. Choose a comfortable weight between 6kg, 11kg, 16kg and 20kg by a simple twist of the handle, so you can enjoy a tailored workout. The non-slip handles provide a firm and secure grip, allowing you to work out confidently. When finished, place the dumbbells into its storage trays, so you don't have equipment scattered all over the place. A simple way to build muscle - no gym membership needed.