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This is an accepted version of this page This is the latest accepted revision, reviewed on 2 January 2025. Ball used in the sport of tennis Tennis balls at the 2012 French Open A tennis ball is a small, hollow ball used in games of tennis and real tennis. Tennis balls are fluorescent yellow in professional competitions, but in recreational play other colors are also used. Tennis balls are ...
Tennis balls must conform to certain criteria for size, weight, deformation, and bounce to be approved for regulation play. The International Tennis Federation (ITF) defines the official diameter as 65.41–68.58 mm (2.575–2.700 in). Balls must weigh between 56.0 and 59.4 g (1.98 and 2.10 oz). [64]
The 2 + 1 ⁄ 2-inch (64 mm) diameter balls are handmade and consist of a core made of cork with fabric tape tightly wound around it, compacted by outer windings of string, and covered with a hand-sewn layer of heavy, woven, woollen cloth, traditionally Melton cloth (not felt, which is unwoven and not strong enough to last as a ball covering ...
Pans from the kitchen are made of wood, 30 x 20 cm and ca 10 mm in thickness. A simple ledge can be mounted on one of the short sides to make it easier to hold. The ball is an air-pumped rubber ball, size like a tennis ball (ca 70 mm diameter).
Of the 387 carved stone balls known in 1976 (now about 425), 375 are about 70 mm in diameter, but twelve are known with diameters of 90 to 114 mm. Only 7 are oval. They are therefore about the size of tennis balls or oranges. Nearly half have 6 knobs. [citation needed]
Paddles and balls used in platform tennis. A spongy ball measuring 2.5 inches (64 mm) in diameter is used. The ball can be served overhand. The ball is struck with a paddle that extends 18 inches (460 mm) and which may have up to 87 holes measuring no more than 3 ⁄ 8 inch (9.5 mm) in diameter to improve its aerodynamics.
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Table Tennis Plastic Balls 40+ mm with ITTF approval The international rules specify that the game is played with a sphere having a mass of 2.7 grams (0.095 oz) and a diameter of 40 millimetres (1.57 in). [ 27 ]
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