This CPAP mask cleaner is available in two sizes (1.5oz. and 8oz.). This size offers an aerosol spray. It is great for cleaning tubing and masks. Do NOT soak masks in the solution as it may alter the fit. It is safe to use every day for your CPAP, BiPAP and APAP machines, tubing and accessories. If you regularly clean your mask, cushions, tubing, and headgear, you will extend the life of those machines and accessories. This cleaner is alcohol, bleach, moisturizer and solvent-free. PLEASE NOTE: This cleaner is not recommended for use in cleaning water chambers for humidifiers.