SCAN SNR33 FOAM EARPLUGS 6 PAIRS WITH CORD Scan SNR33 foam Ear Plugs are made from soft energy absorbing polymer foam which compresses & then expands for a perfect fit in the ear canal Reduces sound levels to the ear drum while maintaining aural contact With the benefit of attached cords to avoid dropping or loss & are visible in use Yellow tapered polymer foam Easy insertion & removal Conforms to EN35222002 Six pairs per pack three reusable containers each with two pairs of ear plugs