Non-slip and anti-fall: the earplugs are designed with ear hooks to ensure a secure fit, allowing you to sleep on your side and lie down without falling, no more pressure and discomfort Reduce noise by Simplicity: Made of quality silicone, the earplugs are non-toxic and have a skin-friendly texture; Mimicking the shape of the ear canal, the reusable earplugs can provide you with a comfortable fit and effectively block noise, the noise reduction effect reaches 40dBApplicable scenarios: suitable for sleep, architecture, concerts, learning, shooting, motorcycles, racing, roaring machinery, pets, wilderness camping, etc., protect your hearing in any environment Reusable earplugs: the earplugs of can be easily washed or wiped clean for more hygiene and future use Thoughtful Gifts: Noise reduction earplugs are nice gifts for people who are bothered by noise from traffic, construction site, conversations, etc., send to your family and friends to show them your care and loveSpecification:Material: siliconeWeight: 0.8 ounce/ pair The color black Package includes: 2 Pairs of black noise canceling earplugs Note: It does not include other things, the color is based on the first picture, and other pictures only show the effect Due to differences between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement. Please allow deviation. Thank you! Note: The data is all manually measured, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.