This is a 44 mm 3 star ball JTTA approved.
The Stars on the table tennis ball indicate the quality of the table tennis ball: 3 stars is the highest, indicating that it is of the best quality, 2 stars is for practice, 1 star is for family and recreation.
Select the color of the table tennis ball based on the floor color.If you are playing on a yellow gym floor, select white balls.Select orange balls if the floor is red, blue, green etc...
ITTF Rule about table tennis balls:
2.3 THE BALL
2.3.1 The ball shall be spherical, with a diameter of 40mm.
2.3.2 The ball shall weigh 2.7g.
2.3.3 The ball shall be made of celluloid or similar plastics material and shall be
white or orange, and matt.
TSP brand is a leading Japanese brand making the best quality tabletennis equipments from 1934. The history of TSP goes back to the timewhen other Japanese table tennis brands like Butterfly startedproduction of table tennis equipments and distributing to the world.The TSP brand is known for it's high quality long pips such as TSP CurlP1R which is still being used by world class defensive players like JooSe Hyuk (World Top #8) of Korea and Chen Weixing (World Top #8 in 2006)of Austria. The TSP has a line of table tennis products to improve thegame of the players. In Japan, TSP is the distributor for XIOM tabletennis products.
TSP makes table tennis blades, table tennis balls, table tennispaddles, table tennis rackets, table tennis rubbers, table tennisapparels, table tennis glues, ping pong tables and table tennis tables.You can read about TSP table tennis products here .