Soft material: noise canceling earplugs are made of high quality silicone, environmentally friendly, soft, not easy to break and deform Widely used: ear shields soundproof for sleeping, learning, flying, building, etc. Slow recovery: Soft earplugs can be recovered slowly, making them suitable for different hearing pathways of women and comfortable to wear for a long time Portable: The sleep earbuds are designed with a portable bag for easy carrying and use for the user anytime and anywhere Reusable: easy to carry, reusable and long service life Product Soft Material: the plugs of Noise canceling earmuffs are made of high quality silicone, skin-friendly, environmentally friendly, soft, not easy to break and deform. < p>Widely used: soundproof ear shields for sleeping, learning, flying, architecture, etc. Slow recovery: soft earplugs can be recovered slowly to recover adapt to different women's ear canals and for long-term comfort. Portability: the ear shields for sleep are designed with a carrying box for easy transport and use. user anytime and anywhere. Reusable: The earplugs are easy to carry, reusable and extend the service life. Specifications: Material: silica gel. Colors: yellow, pink, blue. Product size: 7*2.5cm, earplug height: 2.5cm Note: Some color distortion may occur due to different computer resolution. Minor errors may occur due to due to different manual measurements. Package includes: 1 earplug. 10 replace piece foam.