VGEBY Tennis Ball Trainer, Exercise Coach Self-study Rebound Ball with Tennis Training Partner Practice Baseboard for Kids and Beginner(C-Tennis Trainer with 2 Balls)

Features: --STABLE SUPPORT: The ergonomic design allows you add sand and water together into the baseboard to increase the base weight for stable support. The built-in threaded hole also makes sure ball sturdy enough without falling off. --NO PICKING BALL: It is convenient for single person practice without picking ball frequently. The upgraded nylon elastic rope promises you durability and high elasticity in peacetime training. Plus, the bonus ball with string allows you simultaneously practice tennis with 2 balls. --MULTIFUNCTIONAL TRAINER: It can be used for plastic ground, sand, red earth, and grassland, which satisfies your different needs. It is also a great choice as pet playing ball, foot massage ball, or body massage ball. --PACKING LIST: You can choose the tennis baseboard with 1 ball, single tennis ball, or the tennis base with 2 balls. --GUARANTEE: If you are not satisfied with our product received, you can apply for unconditional return and refund within 180 days. In terms of any problem of this product, you can send emails to us at any time. We will reply you as soon. Specifications: Material: Plastic+Rubber Base Size: 20x15cm/ 7.87x5.9in Ball Size: 7cm/ 2.76in Rope Length: 380cm/ 149.6in Types: A-Tennis Trainer with 1 Ball, B-Only 1 Tennis Ball, C-Tennis Trainer with 2 Balls Weight: 100g(A), 15g(B), 120g(C) Packing List: A: 1 x Tennis Ball Base     1 x Tennis Ball B: 1 x Tennis Ball C: 1 x Tennis Ball Base     2 x Tennis Balls