Full facepiece respirators may be used up to 10 OSHA PEL or applicable government standard, whatever us lower. If exposure levels are not known, a fresh air system is recommended. 3M recommended for spray painting laquer, enamel and pesticides. Reuseable design - changeable filters and cartridges Affords eye and respiratory protection Includes: 1 organic vapor respirator, 2 P95 filters and 2 filter retainers.