• Unique Flex Stem and triple flange design allow for a more customized fit, which increases sealing ability and improves wearer comfort
• Pre-molded silicone will not deteriorate like similar earplugs made of plastic
• Helps prevent swimmer's ear and surfer's ear
• Washable and reusable for extended wear

Unlike industrial flanged earplugs originally designed to seal out noise (then sold for water protection as a secondary market), Mack's AquaBlock® were designed and tested specifically to seal out water from the start.

Shatterproof carrying case included