The usa shooters ear plugs are economical, lightweight, single-use foam plugs that deliver a powerful noise reduction rating (nrr) of 33.Compress a plug between the finger and thumb for easy insertion into the ear canal, and the bell-shaped foam expands to fit your individual ear size for a comfortable fit.Red, white and blue colors stand out at the range.Type: EarplugsColor: Red/White/BlueNrr: 33 dBQuantity: 10 pairStyle: Inside The EarMaterial: Foam