The Adjustable Golf Tee consists of 2 pieces. The tee itself, being threaded, with numbers from 1 to 8 marked on the side, all equally spaced out. Then the second part is the stop plate, which is threaded like a nut. They simply screw into one another, like a bolt and a nut, and you can adjust to the desires height. Being made of high quality polycarbonate, this makes the adjustable golf tee the most innovative and durable golf tee on the market.