Our All-England comeback Tennis set, with all weather posts attached to the tennis ball by high quality elastic. Posts approx. 1.5m x 0m apart when assembled.(Please note the elastic for this product is made from caoutchouc rubber which is a natural product designed to give the maximum flexibility. We suggest that you do not expose this product to direct sunlight for hours at a time as the elastic may perish) A Tennis trainer is a great item to help improve your tennis game. Practise makes perfect, and with this set you don't even need an opponent. The tennis ball is attached by elastic to a set of durable all weather posts, this set is good for improving your reactions. It is easily assembled and fits most gardens, allowing practise with only limited space. Posts approx. 1.5m x 0m apart when assembled.