Ideal for travelers and commuters, these black -shaped silicone earplugs help you of crowded environments. They are also great for use during flights to reduce . To use, simply compress the earplugs and insert them into your ears, allowing them to expand and form a tight seal that blocks out unwanted sounds. Features -Color:Black -Material:Silicone -Size:2.50X2.10X2.10cm/0.98X0.83X0.83in -Size:48.00X0.95X0.20cm/18.86X0.37X0.08in -Effective noise blocking: the silicone material used in these earplugs ensures effective noise reduction, creating a quiet space for study and work. -Comfortable wear: with a soft and ergonomic design, these earplugs fit comfortably in the ear, allowing for prolonged use without discomfort. -Multiple usage scenarios: great for studying, working, and resting, these earplugs help you maintain focus and efficiency in various environments. -Convenient portability: their compact and lightweight design makes these earplugs easy to carry, can enjoy tranquility wherever you go. - friendly: made from lightweight, flexible silicone, these earplugs provide excellent comfort, even for those who sleep on their side Package list: 3 x earphone 3 x anti-lost cord 3 Pairs x replacement earplugs