The PREMIUM tennis ball for more SPEED. With its Dynamic (EN)Core technology, the HEAD TOUR provides the ideal blend of speed and spin, making your fast game even quicker. As the official tournament ball of numerous ATP and WTA events, the ball has successfully withstood the world's hardest serves, forehands and backhands. If you are a tournament or club player or looking to improve your game, choose the HEAD TOUR tennis ball. The new, more sustainable packaging uses less plastic and is easier to recycle.