Prevent or stop feedback also known as whistling.  Both work well. Decide which you feel most comfortable using. Questions? Email us

(EM-MS-304-AdcoSoft) Ear Mold Shell Casing Solutions Cement for Minor Build-Up of Earmolds and Hearing Aid Casings Earmold Build-Up Cement Brush on in coats when a soft, flexible finish is desired. A clear liquid plastic for minor build-up of loose earmolds. Several coats may be added. Increases size but does not reshape mold as is possible with Adco-Build. Dry completely before inserting into the ear. Packaged in convenient easy to handle container with brush applicator. Includes thinner Built-in Brush Applicator. MSRP: $27.00 Your Price: $24.99 Qty: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

(EM-MS-AdcoBuild300) Ear Mold Shell Casing Solutions Earmold/Shell Build-up Cement Puts a soft overlay on any hard or soft earmold. Simple to use and cures in minutes. This powder and liquid combination is mixed, applied directly to the hearing aid or earmold, and cured in the ear,  for a fit  no other build-up product can provide.  A cement for building-up your earmolds and shells to stop whistling or to better fit a bad mold.   Will change the size, not the shape of the earmold or hearing aid. No need to wait for an audiologist appointment. Do it yourself. Build up loose earmolds quickly and easily. Puts a soft overlay on any hard or soft earmold. Mix and place around a clean earmold and put into your ear. Sets to the true conformation of the ear and stops feedback instantly. Use for major build-up of a very loose mold or the difficult case where waiting for a remake is not your cup of tea. For instructions on using this, click here: Earmold Buildup Instructions. MSRP: $48.00 Your Price: $37.00 Qty: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20