SUPER SOFT MATERIAL: Made with extra soft, lightweight silicone so it can fit comfortably in your ear. You will barely feel it while wearing it, no discomfort or pain, just undisturbed peace and quiet. Ergonomic Design: The ergonomic design seals the ears gently and without hard edges to provide safe and comfortable noise blocking, ensuring optimal comfort and silence for the entire evening! So you can sleep more peacefully at night and concentrate better and more deeply while working! Hygiene and Portable: Includes a sturdy, detachable cord for full-size headphones. You can easily keep an eye on your headphones anywhere. Perfect for snoring, sleeping, studying, flying and anywhere you need rest. Won't be lost: This silicone earmuff won't protrude even when you're sleeping. You can turn over or sleep on your side without worrying about it or losing it. Package includes: The package contains 20 pairs of wired earplugs. Our earplugs are safe to wash. They are also not irritating, so you don't have to worry about them itching your ears. Note: The data is all manually measured, please allow 1-3cm error Due to differences in light and display, there may be color differences, please refer to the actual item received.