2pcs Soft Baseball + 2pcs Tennis Ball 9 Inch Training Soft Baseball Hard Filled Throwing Practice Baseball Suitable For Wooden Bat Baseball, Supplied For Baseball Youth And Adult Training 9 Inch Soft Baseball Soft PVC Baseball Hand-Stitched Baseball, High Durability High Speed Baseball, Suitable For All Ages, Applicable For Indoor And Outdoor Training. Tennis Ball Beginner High Elasticity Durable Upgraded Training Tennis Ball Wear-Resistant Intermediate Competition Massage Pet Ball, High Durability High Speed Tennis Ball, Suitable For All Ages, Applicable For Indoor And Outdoor Training