The JOOLA Primo Ball is the ideal choice for tournament and recreational play. These official outdoor pickleballs are 74mm in size and weigh 26 grams. Well balanced pickleballs minimize the wobbling effect and allows for better usage with a pickleball machine. The 20 count JOOLA Primo Balls includes a convenient mesh carrying bag. JOOLA Primo PIckleball 3-star ball Durable Polyethylene Material One-Piece Design, Rotationally Molded 40 Precision-Drilled Holes LONG LASTING DURABLE MATERIALS The JOOLA Primo Ball is a rotationally molded one-piece ball specifically formulated with a durable polyethylene material. PLAY IN ANY WEATHER Polyethylene material performs consistently in warmer climates and naturally hardens in lower temperatures to resist cracking and deforming. Designed to reduce the impact of the wind to create a predictable and consistent trajectory. KEEP YOUR GAME CONSISTENT Each ball features 40 precision-drilled holes to minimize the wobbling effect. Designed for an exceptional and consistent bounce you can rely on during play. Compatible with pickleball machines.