Lots 6/12 Pcs Pickleballs Accessories,74MM Durable Pickleball Balls 40 Holes For Outdoor Pickleballs Competition

Outdoor balls have a thicker plastic, smaller holes, and are a bit heavier. These contribute to the ball coming off the paddle faster and harder than indoor balls. The outdoor balls have smaller holes to make them less affected by wind and the thicker plastic helps with durability.