Whether you're at a noisy construction site or trying to concentrate in a bustling office, these black -shaped silicone earplugs offer reliable hearing protection. Their ergonomic design ensures comfort even during extended use. To use, gently roll the earplugs between your fingers and insert them into your ear canal, adjusting for a secure fit. Features -Color:Black -Material:Silicone -Size:2.50X2.10X2.10cm/0.98X0.83X0.83in -Size:48.00X0.95X0.20cm/18.86X0.37X0.08in -strong noise isolation: the silicone construction provides highefficiency noise cancellation, ensuring a peaceful environment for concentration and relaxation. - comfort: designed with soft, ergonomic materials, these earplugs fit snugly in the ear, making them comfortable for extended use. -Multipurpose application: ideal for use in various settings such as studying, working, and resting, enhancing your focus and productivity. -Easy to carry: these earplugs are small and lightweight, making them convenient to carry around and use whenever you need a quiet moment. -great for : crafted from lightweight, flexible silicone, these earplugs offer exceptional comfort, even for those who sleep on their side Package list: 5 x earphone 5 x anti-lost cord 5 Pairs x replacement earplugs