POSS Medical Brand. These lesser-known brand gowns are high quality and are used in medical facilities all over the US. AAMI Level 3 sterile, disposable, fully reinforced sleeve and chest surgical gown. Barrier for fluid and bacteria protection. Sterile gown with paper drying towel.  AAMI Level 4 sterile, disposable surgical gown. Fully reinforced surgical gown for maximum fluid protection. Sterile gown with paper drying towel. Click Here for Questions or To Order by Email.