Highest Noise Reduction Rating (NRR) 33dB of any single-use earplugs provides excellent shooting hearing protection; red, white and blue color design; Bell shape matches contours of your inner ear to ensure maximum noise reduction and resist tendency to back out of ear canal; Smooth, soil-resistant closed-cell foam skin helps prevent dirt build-up; Polyurethane foam enhances comfort, especially for long-term wear; Noise Reduction Rating (NRR): 33dB; Made in the USA; Color: red