Silicone material noise canceling earbuds are made of high quality material, no irritation, no pressure, no pain or itching, the earbuds are designed around the shape of the human ear, comfortable and not easy to fall off.Excellent Noise Cancellation The headphones are capable of canceling up to 36 decibels of noise, calming sound to a comfortable level, preserving the full spectrum while protecting your hearing.These noise-canceling earbuds can help you sleep better at night and concentrate on work and study.Reusable and washable Made of imported silicone, easy to clean, waterproof, durable, washable, you can rest assured to clean after getting dirty, it will not be damaged, the earplugs are reusable for many years, very good value for moneyprice.Multi-use Silencer and hearing protection for various occasions.They are perfect for sleeping, working, swimming for adults or children, reducing noise, soundproof sleeping, concerts or anyone sensitive to noise.Easy to carry The earphones with pocket box are lightweight and easy to carry.