Mack's AquaBlock pre-molded flanged earplugs are constructed of silicone and designed for super soft, super comfortable, waterproof protection.
Unique Flex Stem and triple flange design allow for a more customized fit, which increases sealing ability and improves wearer comfort
Pre-molded silicoe will not deteriorate like similar earplugs made of plastic
Helps prevent swimmer's ear and surfer's ear
Washable and reusable for extended wear
Carrying case included