How do I soften hearing aid tubing that has hardened, so that I can replace them with a new one?
The tubing has gotten very hard, and I feel the hearing aid might break if I pull it out. Do you use a hair dryer with it? Or, maybe dip run the tubing part with hot water?
The tubing is the standard / thick type. My hearing aid is something like this: Rexton Mosaic M 40 6c – Hearing Care Solutions