No fitting or sizing needed for these pre-molded flanged silicone earplugs designed for ultra soft, ultra comfortable, waterproof protection.
Mack’s unique triple flange design allows for a more customized fit, which increases its sealing ability and improves wearer comfort. The NNR (Noise Reduction Rating) for the AquaBlock Earplugs is 22 Decibels.
Doctor recommended to seal out water, Mack’s AquaBlock™ Earplugs help prevent swimmer’s ear and surfer’s ear. These are the best ear plugs for swimming and preventing swimmers ear. Mack’s are washable and reusable and come in an hygienic shatterproof
carrying case.
How long do Mack’s Ear plugs last?
The Aqua Block flanged earplugs are made of a type of silicone and they should last a while.  If they become hard, torn or deformed, they should be thrown away.  Inspect regularly for serviceability.  The Ear Seals are a form of plastic.  The same recommendations go for them as with the Aqua Blocks, however, if they are worn daily, they should be replaced every 2 – 4 weeks.
This listing is for 2 pair.