Features: Experience superior noise cancellation with premium silicone earplugs, effectively blocking out external sounds for peace and focus in any environment. Featuring a soft, skin friendly silicone design that molds comfortably to your ear canal, ensuring long lasting wear without pressure, and includes a storage case for protections and hygiene. Ideal for commuters, students, and music enthusiasts who need reliability quiet for concentration, relaxation, or undisturbed rest during daily activities. Perfect for noisy setting like airplanes, subways, offices, or home use, to combat distractions and enhances productivity or sleep. Crafted with durability silicone that's easy to clean and maintain, offering sensitive skin compatibility and consistent performances for everyday noise reduction needs. Specifications: Component:silicone Color: black Size:Approx.1.65x2.05cm/0.65x0.81inch Powerful sound insulation and noise reduction function, suitable for various scenarios such as studying, working, traveling, effectively reducing environmental noise and improving concentration and comfort. Package Includes: 1set/4pcs Earplugs 1pc Storage Box note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.