Product Details: Need a good night's sleep without interruptions? 2 pairs of reusable noise cancelling earplugs are your best choice. Made of soft silicone, the earplugs are delicate to the touch and will not pick up dust. With a noise reduction rating of 25dB, these earplugs can effectively protect your hearing in noisy environments. These earplugs can be used for sleeping, studying, working, reading, swimming or running. The ergonomic design fits the shape of your ears perfectly and is not easy to fall off. In addition, they are washable and reusable, making them a sustainable choice. The package comes in green and black, including 2 pairs of noise cancelling earplugs, 6 replaceable earplugs of different sizes, and 2 convenient carrying bags. Product Details Noise reduction: The soft silicone Duo-core filtering earplugs are designed for your noise reduction needs. They have double-layer insulation to improve the quality of noise reduction. They also reduce noise by up to -25 dB, so you can improve your concentration without worrying about being disturbed. Easy to use: The Duo-core filtering earplugs are very easy to insert and use. The earplugs noise reduction will not hurt your ears. MULTIPLE USES: These versatile, multi-use earplugs provide noise cancellation for many different activities. They are great as sleep earplugs to improve sleep quality, overall focus, and can even be used while swimming and traveling. They are extremely durable and can be easily washed, making them the perfect noise canceling earplugs for continued use. Earplug Dimensions: 0.6x0.7x1 inches Carrying Case Dimensions: 2.1x0.8x1.5 inches NOTE Sleep earplugs block some noise to an acceptable volume, but are not completely silent. Well-crafted for a comfortable fit Versatile design for a variety of activities Washable and reusable for continued use Ergonomic shape for a secure fit