Versatile Tennis Ball Confort Pro 4-Pack - Yellow

Our designers have developed these competition balls for tennis players to use on hard and clay courts.4-ball pack. #### Felt This ball is made of 63% natural felt, making it very stable and durable. #### Core This ball has a core made from natural rubber. This provides a quality bounce and excellent durability.This core was developed in collaboration with our partner factory. #### Packaging 4-ball pack. #### Weight 58.5 gITF standard between 56 g and 59.4 g. #### Diameter 6.55 centimetresITF standard between 6.54 centimetres and 6.86 centimetres. #### Bounce height 143 centimetres (ball dropped from a height of 2.54 m)ITF standard between 135 centimetres and 147 centimetres. #### Ball deformation High viscosity index for a more comfortable ball.The viscosity index is calculated based on the ball deformation measurements. Durability and versatility! The official ball of the ATP 250 Series Moselle Open Tournament the ARTENGO CONFORT PRO is recommended for its bounce quality stability and liveliness-control balance. ##### Foamed PVC Good ball speed control due to its soft and stable rubber. ##### Speed Good liveliness due to its high rebound and compression resistance. ##### Abrasion resistance Good rebound durability due to its natural felt composition (63%). Our designers have developed these competition balls for tennis players to use on hard and clay courts.4-ball pack.