HF3 Wax Guard Filters for costume c-shells /mold's HF3 Left (Blue) and Right (Red) Wax Guard Filter Wheel with replacement tool for ReSound, Danalogic I-Fit, Signia & Phonak Hearing Aids Wheel of 8 HF3 BLUE and 8 HF3 RED wax filter screens, replacement tool included Blue for left side Hearing AidRed for right side Hearing Aid These wax filter screens are 3mm in diameter and come with a tool to replace the filter in your hearing aid
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