They feature a super-soft foam material that fits in the ears snugly, adjusting to the shape of each individual's ear. Smooth, Comfortable, Extra soft, and extra light foam that tapers to your ear canal for a custom fit. Multi-purpose, can be used for sleep, travel, work, concerts, or to block external sound. Reduces harmful noise from traffic, machinery, heavy equipment, hand tools, music. The degree of noise reduction depends upon proper insertion.
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