Classic shape, new appearance. Ideal for fitness at home or in the studio and Pilates. With advantages compared to conventional dumbbells: Due to the special Ruton material and the loose weight filler inside, the floor coverings are not damaged if the small dumbbells fall out. The material is easy to care for and washable. Therefore it is also ideal for water Gymnastics. The polished surface provides a comfortable, secure and non-slip grip. Important: "do not expose the device permanently to sunlight."