Adds control and bounce for precise play. Great for ping pong training and pet playthings. Small size, easy to carry. Great for practice and casual playing. Great for arts and crafts shows, decoration balls, lotteries, beer pong, decorations, and games. Ball size is 40mm stated size. Size: 40mm Weight: 3g Material: PP Color: white, yellow, red, pink, rose red, purple, dark blue, light blue, light yellow, dark green, light green, black Quantity: 10pcs Packing list: 10*table tennis balls Only the above package contents are included, other products are not included. Note: Light and different monitors may cause the item color in the pictures to be slightly different from the real one. Measurements allow +/- 1-3 cm.