Quies Pair Of Foam Earplugs Of Earplugs - 3 X 2 Pairs Quies foam earplugs protect the ear from water (swimming pools, sea, shower). Their malleable and slightly adherent texture means that a completely waterproof seal is formed. protection against the cold and dust pollution. Quies foam earplugs protect the ear from water (swimming pools, sea, shower). Their malleable and slightly adherent texture means that a completely waterproof seal is formed. Hypoallergenic and recommended for ears that are sensitive to water. They attenuate sound slightly but not completely. Silicone also offers protection against the cold and dust pollution.