Simple operation method for open-mouthed hands: 1, the big and small thumb into the arm. 2.The index finger reaches under the mouth. 3, the middle finger and the ring finger reach up to the mouth, Finger must be as far as possible to extend the inside of the fingers, tightly attached to the upper and lower hard board; The side extends the side to pull the filling cotton, between the finger and the hard board on the mouth, can not have the isolation cotton, otherwise the operation is tired, not easy to open! Once it's done, it's done!
Trustpilot
2 days ago
2 weeks ago