Tennis Ball with String is a compact training device that helps players refine timing, control, and consistency on any court. With a small footprint and portable design, it's perfect for practice at home, in the gym, or on outdoor courts.

• Base dimensions: 23 cm L × 15 cm W × 5 cm H for a compact, stable setup in small training spaces.
• Material: High-quality rubber and woollen construction offers durability and a responsive feel during drills.
• Filling options: 0.8 L capacity that can be filled with water or sand to anchor the unit on different surfaces.
• Impact deformation: 0.23–0.27 inches under ball contact for realistic rebound feedback.
• Rebound performance: Free landing up to 2.5 m (8.2 ft); springback approximates 1.4 m (4.59 ft) for repeatable returns.
• Portability: Takes up little space and is easy to carry, making it an ideal travel-friendly tennis training aid.
• Usage environment: Suitable for both indoor gyms and outdoor courts, with setup that works on varied surfaces.
• Notes: Please allow 1–3 mm difference due to manual measurement; color may vary with lighting.

Tennis Ball with String helps you build reliable timing, consistent ball contact, and improved rhythm—without needing a hitting partner. The fillable base provides stability across surfaces, while its compact form supports focused drills, warm-ups, and portable practice between matches. Designed for players from beginners to advanced, this training tool offers a practical, durable way to enhance your game wherever you train.