Unique design earplug: the spiral shape is not only easy to insert, but also adapts perfectly to the ear canal. The earplug will not fall off and can effectively block harmful noise. Earplug for sleeping is comfortable to wear: The earplug for sleeping is made of high quality silicone, the material is soft and lightweight, and it won't be stressful to wear it for a long time. You can also wear the loop earplugs at night to prevent snoring, car noise and other loud noises to ensure a quiet night. Waterproof and Noise Reduction: The noise earplugs are superior to earplugs. traditional ear. Earplugs are suitable for various scenarios. Whether sleeping, studying, working or traveling, hearing protection toys can provide you with a relatively comfortable environment. You can also wear earplugs while swimming. EASY TO CLEAN: The Earplugs are waterproof and can be washed and reused. Compared with traditional earplugs, it has a long service life and does not deform. Simply clean the alpine earplugs with lukewarm water after use, dry it and continue to use. Portable set: the set includes two pairs of four noise earplugs, each pair is equipped with a separate storage box. The storage box is dust and stain proof, and you don't have to worry about losing your earplugs. You can take the earplug with you. An extra set can also be given as a gift to your friends or family. Specification: Material: High quality silicone Color gray Compared with traditional noise earplugs, the earplugs have a wider range of usage scenarios. Whether you are working, studying or taking a break. Earplugs can provide you with a relatively comfortable and quiet environment. Protect your ears by avoiding necessary noise. You can also use the earplug while swimming to prevent water from entering the ear canal, the loop earplugs seal well and will not fall off while swimming. Instructions: 1: Lift the edge of the earbud with your hand for easy wearing. 2: Slowly place the earplug for sleeping in the ear canal and slowly adjust it against the tail with your fingers. 3: Press the fin and the ear support of the noise canceling sleep in the earpiece. The service life of the toy is 1-2 years, you can clean the earplug for sleeping with water or soapy water after use. Let the motorcycle earplug dry in a ventilated place for later use. The alpine earplugs has soft texture, good elasticity and good memory function, and is not deformed by long-term use. Contains: Earplug*4pcs, storage box*2pcs