The NK medical balls HMS are known for their great durability. Their rough surface makes them easy to grip, ensuring comfortable and safe training. A medical ball is a piece of equipment designed to strengthen the entire body, develop coordination, and build strength. They are often used during rehabilitation after injuries as well. The NK HMS balls are useful for crossfit training, coordination exercises, or improving joint mobility. They can be used by beginners as well as advanced athletes. The balls are made from highly resistant rubber, which ensures long-term use. The NK HMS are available in weights ranging from 2 to 10 kg. Specifications: Colour: black-red Diameter (mm): 280 Inner material (filling): sand Outer material (cover): rubber Weight (kg): 10 Notes: 24-month warranty.