Tnarru Tennis Swing Training Device Lightweight Self Training Tennis Volley Trainer 75cm Scalable

Portable Swing Practice Tool: This tennis serve training device improves swing posture, tempo, speed, strength, and flexibility, the tennis swing training tool is a great tool for tennis player Indoor Outdoor Tennis Self Training Equipment: Ideal for players of all levels, for both beginners and professional players, men and women, teens and adults Tennis Racket Swing Training Aid: This Tennis Swing Train Racket is designed to increase power, accuracy, serve speed, improves forehand, backhand, slice, and compression Metal Construction: Crafted from metal, this self training tool is built to withstand rigorous practice and provide long last performance Warm Up Exercise Tool: Tennis Swing Train quickly and effectively warm up that promotes relaxation and enhances body coordination Specification: Material: Metal Size Chart: For Adults: 81cm/31.89inch For Kids: 74cm/29.13inch Adjustable: 50cm/19.69inch, 75cm/29.53inch Package Includes: 1 Tennis Swing Train Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.