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Take a piece of nylon screen and cut a 2"X1" piece. Wash thoroughly. Use this like an athletic mouth piece. Slide between the front of your teeth and back of your upper and lower lips. It sounds c...
Answer
Take a piece of nylon screen and cut a 2"X1" piece. Wash thoroughly. Use this like an athletic mouth piece. Slide between the front of your teeth and back of your upper and lower lips. It sounds c...