The starting product for all Turnboxes are traditional German gymnastics boxes (“Turnen” = “gymnastics”). These are cut open and a reinforced base is inserted. The boxes are the fitted with hinges and a gas strut allowing for gradual opening and closing. The final step is the “Braunschweiger Turngeräte” and “Benz Sportgeräte”. The boxes are sawn open in Jochen's workshop, fitted with hinges, new rubber feet, a gas spring and a reinforced base. The leather is cleaned and maintained. The interior components are lasered from high quality acrylic and can be adjusted to your liking