150pcs ping-pong balls 40mm table tennis balls for arts and crafts activities red Description: [Highest Quality Material]: These pong balls are made of high-quality PP material, which ensures durability and longevity. [Accurate workmanship]: The balls are subjected to a grinding process, resulting in a smooth surface, providing a degree of hardness and flexibility. [Product Size]: Each table tennis ball has a diameter of 40 mm/4 cm/1,57 inch, which is the standard size of table tennis balls. [Packaging Details]: Each pack contains 150 pieces of colored ping pong balls. Suitable for children's play and play shaking swings. [ Versatile Use]: 40 mm diameter table tennis balls are ideal for a variety of applications such as lottery draws, games, water testing, decorations and ball spraying machines in amusement parks. Specification: Material: PP Size Chart: 4 cm/1.57 inch The package includes: 150 table tennis balls