Features: Experience 32dB noise reduction with these silicone earplugs, designed for comfort and sterile protections in noisy environments. Featuring four interchangeable ear tips and washable design, these reusable earplugs ensures a customizable fit and long lasting hygiene. Ideal for students, frequent travelers, and office professional seeking undisturbed focus or restful sleep in chaotic surroundings. Block disruptive sounds effectively during flight, study, concerts, or nighttime rest while maintaining breathable ear canal comfort. Engineered with medical grade silicone and noise isolating metal, these versatile earplugs deliver tested hearing protections without compromising skin safety or portability. Specifications: [Component]: Silicone, metal [Product size]: about. 1.55x2.18cm/0.61x0.86in (single earplug) [Color]: Black/White Package Includes: 1 Set Noise Cancelling Earplugs note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.