Silicone
The Forester Banded hearing protector ear plugs are one of the best banded hearing protector on the market. The soft silicone ear plugs have a NR Rating of 21 Decibels. They are super comfortable and a must for anyone working around loud machinery. Specifications Banded Hearing Protector Super Comfortable 21 Decibels Replaceable Tips - 7208POD
