This is the same covid-19 mask(Thing:4229846),but I added a double breath part Print the mask and circle without supports,the Cap Need Support,print two circles and two caps,one cap should be mirrrored along x or Axis. to shape use heat(60°C) 這是相同的covid-19面罩(Thing:4229846),但我加了第二個呼吸器。 面具和圓圈不需要支撐蓋子是的需要兩個圓圈和兩個蓋子,其中一個蓋子要在X軸或Y軸上反射。 用于成形,使用熱(60攝氏度)