Description Net content: 1 pair Features 1. Highly elastic, environmentally friendly material with a quick-inflation design that conforms to various ear canal shapes, providing a comfortable and long-lasting soundproofing experience. 2. IPX7-rated water resistance, designed for swimming, bathing, and other water activities, effectively preventing ear infections caused by water ingress. 3. Superior noise reduction and sound insulation, suitable for sleeping, studying, flying, working, and more, allowing you to enjoy a peaceful and tranquil space. 4. Portable and easy to store, reusable, and easy to clean, making it a must-have health protection item for home and travel. 5. Ergonomic design ensures a secure fit and prevents falling off, ensuring long-term use without pressure. Storage method: Store in a cool and dry place, avoid sunlight. Notes: 1. The manual measurement tolerance is 2-5. Please don/t mind your replacement. 2. Due to the difference between different monitors, the image may not reflect the actual color of the item. Thank you very much! 3. The effect varies from person to person, it is recommended to persist in use Package includes: Inflatable noise-canceling earplugs/1 pair Thank you for your support!Welcome to buy from us!if you want buy more than we listed, please contact us.Welcome to visit.Hope you have a nice day!