Head Coco 17 tennis racket Discover the new rackets of the Coco range for children, with its colorful and lively design, the 17-inch Head Coco 17 tennis racket is ideal for girls between 2 and 3 years old who are getting started in tennis. This model is named after HEAD ambassador Coco Gauf. The rackets of the Coco series for children incorporate the anti-vibration system + to minimize the vibrations of the racket to the maximum. The racket comes with a colorful top card with an animal design that can be worn as a mask. It also includes stickers.