 There are several patches made to commemorate the occasion that are entitled to be worn by those who have joined the 300 Club.Another version, called 200 Club exists at the Russian Vostok Station located at the Pole of Cold where temperatures regularly reach as low as -80 °C (-112 °F).To join the club one must first endure the heat of the sauna at 120 °C (248 °F) and then spend at least 200 seconds outside the station at -80 °C.