Description: -This premium badminton self-training device trainer allows you playing badminton anywhere alone and don't need to pick up the badminton balls -Telescopic high elastic rod can be up to 3.3m/10.82ft. Elastic rope length 2m/6.56ft. -3 pieces Water-filled base very stable to ensures the entire training equipment will not tilt or remove -Telescopic adjustable height elastic rod fits almost all people -With Badminton Balls Version Includes 3 pieces base, 40 pieces elastic cord, 1 piece anti-twisting device, 1 piece connector, 1 piece telescope rod, 3 pieces badminton balls; Without Badminton Balls Version Includes 3 pieces base, 40 pieces elastic cord, 1 piece anti-twisting device, 1 piece connector, 1 piece telescope rod. Specification: Material: PVC Size: Rod Size: Telescopic Length: 65cm/25.59inch, Expanded Length: 330cm/129.92inch Base: 21x21x9cm/8.27x8.27x3.54inch Elastic Rope: 2m/78.74inch Package Includes: 1 Set Badminton Training Device Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!