Patch made by silk screen printing rubber on rubberized cotton canvas to obtain an identical appearance to the model. Guaranteed 100% waterproof, resistant to hydrocarbon and acid.
Currently the onlyone and the best copy on the market.
Size: 15 cm x 8 cm  (6 x 3 1/6 inches).
Production limited to 100 copies.
Sent in a collector envelope with a 1977 Soviet stamp "Man outer space" -  N °  Sol 4753 / Mi 4649 or 1976 stamp "Appolo-Soyuz"- N° Sol 4635 / Mi 4532 or other.