It has been extended since it has been using for over 30 years. Is not it almost 30 years hard to progress, is it high degree of completion, or is it a great manneri? It can be used for a reasonable period at a price of less than a fifth to a third of the exclusive use, can be laundered, can be washed, repaired with a design cut gum tape if it can be cracked ... use down. If you are going to raise your weak points strongly, you may be torn from the sewn part when you repeat the washing. But Cospa will be more than enough.