New Balls Please!
by Giles Cutlack According to the ITF (Internal Tennis Federation) a tennis ball should weigh between 1.98–2.10 ounces (56.0–59.4 grams), this is for recreational and professional tennis. This was not always the case! In the early days of tennis, balls were made from various materials, including leather stuffed with rags or horsehair, which led to […]