SOFT SOUND-ABSORBING FOAM: Proprietary foam is initially firm to make fitting the ear plug easier, then softens once it’s in the ear to comfortably conform to the unique shape of each ear canal. CSA Class AL.
Ergonomic Tapered Shape: Features a popular contoured body with a flat back that matches the natural shape of your ear canal for superior comfort and stability. Quantity: 200 Pairs (400 Individual Earplugs).