Used by workers in automotive, electronic assembly, metal shops, law enforcement, security environments and beauty salons. This glove is 510K approved and can be used in medical applications. The nitrile construction with textured finish offers chemical resistance and a great grip. They are 4.7 mil thick in the palm 5.5 mil at the fingers. Passes viral penetration test.ONYX Nitrile Exam Gloves are ideal for work areas where the job gets messy. 100/box, 10 boxes/case