Giant Möbius strips have been used as conveyor belts that last longer because the entire surface area of the belt gets the same amount of wear , and as continuous-loop recording tapes -LRB- to double the playing time -RRB- .

Giant Möbius strips have been used as conveyor belts . Such belts last longer because the entire surface area of the belt gets the same amount of wear . Möbius bands have also been used as continuous-loop recording tapes -LRB- to double the playing time -RRB- .
