Eartune Aqua U Ear Plugs Blue Universal. Specifications for Eartune Aqua U Ear Plugs: Manufacturer: Eartune Quantity: 1 Last Chance: Yes Features of Eartune Aqua U Ear Plugs The surfer / swimmer's ear plugs are designed to block water from entering but let the sound in. Block out Water Let in Sound - The Eartune Aqua prevents water from entering the ear while surfing and/or swimming. The waterproof membrane blocks the water but allows the sound to come through so you can hear the surrounding. Prevent Surfer's Ear & Swimmer's Ear - The Eartune Aqua prevents Surfer's Ear and Swimmer's Ear from developing. Surfers ear is extra bone formed as lumps that grow in the ear canal due to exposure to cold water and wind when your ears are wet. Surfer's ear causes frequent ear infections and is generally irreversible. Swimmer's ear is a painful condition where the skin in the ear canal becomes infected when water gets stuck in the outer ear canal. Swimmer's ear typically causes pain redness swelling and itchy feeling inside of the ear. Protect your ear with the Eartune Aqua and enjoy the water activities that you love. Hypoallergenic and Non-toxic Silicone - The ear plugs are made from 100percent hypoallergenic silicone perfect for maximum comfort and prolonged use. They do not cause itching or allergic reactions like other plastic or PVC material. Package Contents: Eartune Aqua U Ear Plugs 3 Pairs of Eartune Aqua U Ear Tips (S / M / L) 3 Pairs of Eartune Aqua U Ear Hooks (S / M / L) 1 Pair of Eartune Aqua U filters 1 Removable Lanyard 1 Carrying Case Eartune ADVETAU-BLU: Aqua U Ear Plugs Blue Universal