Extendable table or fixed table? TT is an extendable table, although it has all the characteristics of a fixed table glass, and these features make it unique. Elegance and design, functionality and amazement are the characteristics of TT. The extension is integral with the legs so when you move it the legs follow the extension making the table aesthetically pleasing also lengthened. The guides that allow the extension of the table are hidden in the central axis of the table.