Box of 100 Earmor™ MaxDefense foam earplugs. Soft, hypoallergenic foam provides a high level of comfort and practically no pressure inside the ear. The surface of the inserts is smooth and dust-proof, which facilitates the maintenance of hygiene. Thanks to the conical design, the inserts easily adapt to shape of the ear canal. Noise Reduction Rating: 33 dB Material: Polyurethane foam Colour: Orange Length: 25 mm Width: 12 mm Meets CE/RoSH/ANSI 3.17-1976/AS-NZS Standards