These gloves are a 7 mil thick barrier providing protection from substance contamination up to and including fentanyl exposure. Certification letters of fentanyl testing are attached in product photos and .PDF versions can be supplied upon request.
 
These are what you need if you have a potential of fentanyl exposure!
 
79990 = Medium
79991 = Large
79992 = X-Large
79993 = 2XL