SANI-SHIELD was developed to guard against the adhesion and build up of dirt, grime, mold, mildew, rust and mineral deposits. After all, prevention is better than cure. SANI-SHIELD is a ready to use wipe on, wipe off treatment that repeals water, reduces friction, and improves clarity. It is economical to use, and is long lasting with no build up. SANI-SHIELD will lasts for months on sinks, tubs, showers, tile and glass tops, and will last for years on windows and mirrors. For a detailed re-application guide PACKAGING AVAILABLE 32 fl. oz Application Guide Tech Tips Sani-Shield MSDS Special notes: THIS PRODUCT CAN ONLY SHIP VIA FED EX GROUND SHIPMENTS! Special notes: SMS only accepts Visa and MasterCard, please call for different payment options. Shipping Info: Call SMS at 203-580-5690 for special shipping arrangements