Resistor 32 Soft foam earplugs by Radians provides a comfortable fit for essentially any ear canal. Resister disposable ear plugs have a tapered bullet shape that gives the user a comfortable, low-pressure fit. Radians Resistor plugs are made of extremely soft, slow-recovery foam giving you exceptional comfort with a superior noise reduction rating or 32 Db. These disposable foam ear plugs are made in the USA. Uncorded, 200 pair packed in individual bags.