Product name: professional noise reduction earplugs swimming earplugs Material: Silicone Color as shown Size: 20 30mm The package includes: 10pcs (5pairs) earplugs. notes: 1. Before buying, please check the color and size. 2. Product photos do not include products other than products. 3. Due to different monitors, please note that there may be slight color difference, please understand. 4. The above data is for reference only, the size is manually measured, the error is 1-3 cm, please allow it, thank you. 5. If you find any problems with our products, please feel free to contact us via email, we will solve this problem as soon as possible. 6. Welcome to share and feedback to provide you with better services and products. 7. Thank you for visiting my store, click to enter my store, there will be a lot of products for your reference, logistics, generally we will ship within 1-3 days, and the expected arrival time is 12-35 days.The earplugs are 100 brand new and high quality. Soft silicone, comfortable to wear, high-quality, value-for-money combination, suitable for family and friends. Environmentally friendly silica gel, spiral waterproof and dustproof, very comfortable for ears when using. Application: swimming, sleeping, studying, bathing, working, traveling, loud events, uncomfortable flying. Silicone earplugs are suitable for different occasions, can reduce noise, provide you with safe and comfortable hearing protection, relax and get the quality sleep you need, and your ears are very comfortable. The shark fin umbrella is designed to prevent it from falling down comfortably and firmly. The contour is umbrella-shaped and easy to insert. Smooth, stain-resistant closed-cell foam skin prevents dust accumulation. Washable. The bright colors make the protective layer clearly visible, and the self-adjusting polyurethane foam continuously expands, making it suitable for almost all wearers.