Tweak Hearing Replacement Tubes for Tweak Focus+T and TweakConnect Hearing Amplifiers | Dome, Medium (2B) Right Aviation Grade PlaySAFE liquid -- Chloride free and Non Toxic It consists entirely of nitrogen

It consists entirely of nitrogen

it can keep the moisture Also it is breathable

Farbe: Grün

Compatible with MTD Models: 31A-240-700 (2005)

Tweak Hearing Replacement Tubes for Tweak Focus+T and TweakConnect Hearing Amplifiers | Dome, Medium (2B) Right Aviation Grade PlaySAFE liquid -- Chloride free and Non Toxic It consists entirely of nitrogenBrand: Tweak Color: Dome Features: MEDIUM TUBE SIZING: The 2B size tubes are 68 mm long and 35 mm from bend to bend. Please see the sizing chart for reference VENTED DOMES: Helps reduce ambient noise and are used for those who prefer more bass sound WHEN TO REPLACE: Tubing should be replaced 2 to 3 times per year or when they become soft, discolored, kinked or damaged EASY REPLACEMENT: Easy on and off HYPOALLERGENIC MATERIALS: Made of soft,