Single tennis training base with string tennis practice trainer base rebound with rope tennis tennis training equipment

Category : Training Ball Product Name: Single Line Ball Training Product Product parameters: Diameter: The diameter of the sphere is approximately 6.3cm Elasticity: Approximately 1.35 meters, rope length: 4 meters Weight: The ball weighs approximately 60 grams Note: The product images, parameters, colors, and sizes provided by our store are slightly different and are for reference only. The specific details are subject to the actual product. Please understand