【Massive 80-Count Tennis Balls Bulk Pack】 Each tennis ball guarantees consistent performance with a standard 2.58-inch diameter and a reliable ~135cm bounce height 【Durable Tennis Balls】Crafted from natural rubber and super-durable felt, these tennis balls deliver a consistent feel and reduced shock with every hit, making them perfect for any court surface 【80 Standard Size Ball】You will get 80pcs tennis ball. Make your pet enjoying catching and running 【All Court】It can be used on any court, hard or soft, clay or cement, indoor or outdoor 【Multi-purpose Tennis】Suitable for playing catch with pets, or taking classes and practicing tennis. Our tennis balls can be training balls, game balls, dog balls, walker floor protection balls, chair leg noise reduction balls, etc. For a massage ball after work or school, lie on the ball and let it massage your waist, legs or back to provide comfort and relief from fatigue