Super soft hearing protection for extreme comfort. No. 1 selling molded foam earplugs. A snore blocker. Sleep, study, work, power tools, shooting sports, travel, loud events, etc. Noise Reduction Rating: 29 Decibels (when used as directed). The range of noise reduction ratings for existing hearing protectors is approximately 0 to 30 (high numbers denote greater effectiveness). Made in U.S.A.