Clean Contact is a 70% alcohol hand sanitiser intended for germ control and personal hygiene, killing 99.9% of known germs. This product comes with an MSDS (Safety Data Sheet). The World Health Organisation recommends that you should "regularly and thoroughly clean your hands with an alcohol-based hand rub or wash them with soap and water. To Apply: Spray onto hands and rub together, until hands feel dry. This should take around 20 seconds. Note: Do not rinse or wipe off the hand sanitiser before it's dry, as it may not work as well against germs.