Roche-Thomas Corporation specializes in musical instrument care products and has been providing the tools to provide proper maintenance for musical instruments for over 30 years. 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. Easy to use: apply the fine mist spray to mouthpiece and let evaporate (about 45 seconds). 2oz