These earplugs have a step-down design resulting in one of Mack's most comfortable earplugs ever with a noise reduction rating of 30 dB. They have a fun, unique ammunition shape moulded with state-of-the-art, super low-pressure foam. Fully skinned and tapered, providing unmatched user comfort and hygiene. They provide safe, comfortable hearing protection. Bright pink colour for easy-to-see compliance. They also come with an aluminum keychain carrying case. 7 pairs per package. Colour: Pink.