Features: Foam balls are engineered to look & perform similars to traditional plastic pickleballs but are quiet during gameplay. Great for after hours game and noise restricted neighborhood courts. Proprietary high density foam plays similars to regulation balls, but bounce & hit distance will vary and should not be used for tournament game. Perfect for beginners, seniors or youth player. Soft materials is less likely to cause injury so new player can practice without fear of being hit, making it easier to learn game. Specifications: Component: pu foaming Diameter: about 74mm/2.91inch Barrels Size: about 8x26cm/3.15x10.24inch Package Includes: 3pcs/set Foam Pickleballs note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.