Noise Reduction - Dormant earplugs can reduce noise by up to 33dB, making you sleep better, great for concerts, construction work, airplane travel, loud events, motorcycles and works. Please note that the earplugs only reduce noise, not 100 percent 0dB. The effect is to hold the hands firmly above the ears. Earplugs for comfortable wearing - Soft silicone earplugs conform to the shape of your ears for a comfortable and tight fit, all night comfort, no pressure, no itch, no pain. The noise canceling earplugs come with 4 sizes of silicone ear tips and 2 sizes of foam ear tips, perfect for men, women, kids and all types of ears. Unique design of - The unique design of is more ergonomic, fits the ear and is easy to put on and take off. You can easily change each side while you sleep, fit in the ear to prevent it from falling overnight, which is great for side sleepers. The comma shaped earplugs are unique and trendy. Reusable and washable - Our silicone earplugs make it easy to reuse and are washable with water. Can be used over and over again for many years to come. Comfortable and reusable earplugs. Widely used Hearing protection earplugs with excellent sound insulation performance, reduce noise from nearby highway or snoring partner, or other occasions like home, library, airplanes, parties, concerts, clubs, sporting events, fireworks, construction sites etc. It's the perfect gift for your stheart. Features: 1. The plus ear can reduce noise by up to 30 dB. 2. The soft tips of the earplugs conform to the shape of your ears for a comfortable, snug fit. 3. Unique comma-shaped design is more ergonomic, suitable for different shape of ear canal, more sound insulation, easy to put on and take off. 4. The silicone earplugs support reuse and washable with water. 5.The earplugs come with 4 pairs of XS or S or M or L silicone tips and 2 pairs of silicone eartips. memory foam ear tips, fit most people to wear and replace. What's in the box: 1 pair of earplugs 4 pairs of silicone ear tips 2 pairs of memory foam ear tips