Steri-Spray cleanser is safe and effective for use on non-porous materials and multi-surfaces such as instruments, cases, music stands, chairs, door handles and tables. The active ingredients in this hospital-grade formula will effectively and safely cleanse your mouthpiece and instrument of germs. To deodorize and freshen instrument case interiors, lightly spray and allow to air dry. It comes in a 32 oz. spray bottle.