Such a simple game provides so much entertainment. Great for improving hand-eye coordination and skill and the best bit is that it doesn't require an enormous amount of space. Tennis Trainer Base Size: 15cm (l) x 10cm (w) x 5cm (h) Elastic Cord Length: 4.8m Tennis Trainer Base Weight: 0.95kg Total Weight: 1kg Tennis Trainer spare ball sold separately (SKU: 7038)