Tested according to ANSI specs S3.19-1974, radians made in the USA, DETOUR disposable foam earplugs feature soft, slow-recovery foam for extreme comfort and outstanding noise reduction to protect your hearing. They are easy to roll down and insert, and they expand slowly for a low-pressure fit in virtually any size ear canal. Radians innovative 250 pair dispensers for disposable foam earplugs provide quick and easy access to earplugs, which will help increase worker compliance. The patented 360 degree bi-directional rotating funnel allows workers to conveniently to get one pair at a time, providing a more hygienic solution to hearing protection and less waste of earplugs. Easy to mount and refill with your choice of radians made in the USA foam earplugs.