Cylindrical PU hearing protection earplugs

タイトルまたは説明

Anti-noise earplugs: This product is made of PVC foam with slow rebound characteristics, slow rebound earbuds by hand into a thin strip will slowly expand in 1 minute, gradually restored to the original shape. The earbuds into the outer ear canal into the external ear canal a few seconds later, earplugs can be in close contact with the external auditory canal, both anti-noise and no swelling ears, all comfort, sound effects, with it, and then noisy environment can give you a Quiet world, so that you can effectively improve the work and study efficiency, with it, you no longer have to sleep, self-study classrooms, travel boat travel, factories, construction sites, downtown areas such as noisy noise irritability. Gimhae anti noise earplugs - let you rest well, learn good, sleep well!