Welcome to our store！</br> 1、It is made of plastic and rubber, durable and wearable. 2、Measures 8.3 inches wide and 2.0 inches high. Fits easily in a tennis bag. 3、A great device to practice your strokes, develop a faster swing speed, or simply warm up. 4、Very light when empty so it can be stored and carried easily. 5、Great teaching tool for beginners and intermediate players. <span style="font-family:Arial;font-size:16px;"><strong>Overview:</strong></span> <span style="font-family:Arial;font-size:16px;">This is the perfect portable tennis training aid. Simply hit the ball and it comes back to you! Fill the base&nbsp;</span><span style="font-family:Arial;font-size:16px;">with water and it instantly becomes heavy enough to hold the unit in place. It is made of plastic and rubber, </span><span style="font-family:Arial;font-size:16px;">durable and wearable. Great teaching tool for beginners and intermediate players, Your best choice!</span> <span style="font-family:Arial;font-size:16px;"><strong>Features:</strong></span> <span style="font-family:Arial;font-size:16px;">1. The base is made of plastic, durable and wearable.</span> <span style="font-family:Arial;font-size:16px;">2. The ball is made of imported natural rubber.Strong and durable.</span> <span style="font-family:Arial;font-size:16px;">3. A great device to practice your strokes, develop a faster swing speed, or simply warm up.</span> <span style="font-family:Arial;font-size:16px;">4. Very light when empty so it can be stored and carried easily.</span> <span style="font-family:Arial;font-size:16px;">5. Great teaching tool for beginners and intermediate players.</span> <span style="font-family:Arial;font-size:16px;">6. Measures 8.3 inches wide and 2.0 inches high. Fits easily in a tennis bag.</span> <span style="font-family:Arial;font-size:16px;"><strong>Specifications:</strong></span> <span style="font-family:Arial;font-size:16px;">Item:&nbsp; Tennis Trainer</span> <span style="font-family:Arial;font-size:16px;">Material: Plastic and Rubber</span> <span style="font-family:Arial;font-size:16px;">Color: Blue</span> <span style="font-family:Arial;font-size:16px;">Base Size: Approx. 21 * 21 * 5 cm / 8.3 * 8.3 * 2.0 in</span> <span style="font-family:Arial;font-size:16px;">Line Length: Approx. 270 cm / 8.9 ft</span> <span style="font-family:Arial;font-size:16px;">Weight: Approx. 193 g / 6.8 oz</span> <span style="font-family:Arial;font-size:16px;"><strong>Package list:</strong></span> <span style="font-family:Arial;font-size:16px;">1 x Base </span><span style="white-space:pre;"> </span> <span style="font-family:Arial;font-size:16px;">1 x Tennis Ball with Black Rope</span><span style="white-space:pre;"> </span> <span style="font-family:Arial;font-size:16px;">&nbsp;</span> Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>