Description
1.2mm inner diameter. Fit for Starkey hearing aids, and iBstone K21, K22, 23 hearing aids..Made with high quality material to ensure your hearing aid guard last long enough..Super easy to remove and install wax guard filter..Protect your hearing aids from earwax accumulation, dust and moisture. Effectively prevent hearing aids from ear wax blocking..1 pack of filters includes 8-count wax guards.