Mi-T-Mist is a topical antimicrobial designed to cleanse the mouthpiece and provide a refreshing agent that will remove residue build-up from the instrument. This product is our 8oz Mi-T-Mist. Easy to use: apply the fine mist spray to mouthpiece and let evaporate (about 45 seconds)To freshen and clean the inside of the instrument, spray liberally into the instrument and immediately swab. Mi-T-Mist evaporates quickly and assists in eliminating moisture. NOT SUITABLE FOR RUBBER MOUTHPIECES OR RUBBER BASED PARTS.