Free CloSYS Oral Health Rinse. This is a rare freebie and a sizable one at that, 3.4oz. CloSYS is Alcohol Free and will leave you feeling fresh. Click below to fill out the free sample by mail form and you will be on your way to a new freebie. This offer is only 1 per household, and excludes HI & AK. CloSYS has a variety of great products. They are focused on health and additive free products. So check out some of their other ones! Grab this freebie now!