Isolator Cotton Roll Holder, Disposable 100/Bag. Adaptable to cotton roll sizes #1, 2 & 3. Innovative Isolator Cotton Roll Holders are irreplaceable when a dry field is required. Firmly holds cotton rolls to upper or lower arches without restricting access or visibility. Strong, flexible nylon may be cold disinfected or autoclaved. For cotton roll sizes 1, 2 and 3. Ideal for use in sealant application. 100 holders