Isolation gowns are made of spun woven polypropylene for breathability and comfort. Isolation tie back gowns provide protection against spray and spatter from water and other non-oil based liquids for infection control. Gowns used by healthcare professionals have elastic on the ends of the sleeves and waist and neck area ties. In addition to isolation gowns, dentist can also chose to wear cotton lab coats or single use disposable lab coats instead. 50 Gowns Per Case. One size fits most.