Dunlop tto 4 outdoor 6mm table tennis table the dunlop tto4 outdoor table tennis table comes with an outstanding 6mm fully weatherproof acp aluminium composite panel playing top this makes a big difference as most mdf treated tops dont last outdoors but with the acp top it will last for many years the tto4 also comes with brakes on the wheels to ensure the table doesnt move and features the highly efficient and easy to use unlocking and folding system which allows for warming up or for