Premium Material: Made of non-toxic PU material, the lightweight, dense, tapered foam earplug provides all-day comfort and protection in a wide range of working environments. Suitable for 4 pairs: Each pair of earplugs is individually wrapped, with reusable function, can protect your hearing for a long time. Earplugs should be kept clean and undamaged. Effective Noise Reduction: Earplugs in proficient at blocking out loud noises for hearing protection, preventing distractions during sleep and helping to concentration when studying. Multiple uses: studying, sleeping, shooting, flying, concerts, sporting events, displaying fireworks, monster jam, carpentry, vacuuming, cutting, punching and all noisy environments. Easy to Carry: Each set of earplugs comes with a compact travel case, convenient to carry and store anywhere. The screw-on seal ensures the hearing protection of the ear plugs against moisture, dust and dirt. Color:Green Premium Material: Made of non-toxic PU material, the plug Lightweight, dense, tapered foam hearing aid provides all-day comfort and protection in a wide range of working environments. Suitable for 4 pairs: Each pair of earplugs is individually wrapped, with reusable function, can protect your hearing for a long time. Earplugs should be kept clean and undamaged. Effective Noise Reduction: Earplugs in proficient at blocking out loud noises for hearing protection, preventing distractions during sleep and helping to concentration when studying. Multiple uses: studying, sleeping, shooting, flying, concerts, sporting events, displaying fireworks, monster jam, carpentry, vacuuming, cutting, punching and all noisy environments. Easy to Carry: Each set of earplugs comes with a compact travel case, convenient to carry and store anywhere. The screw-on seal ensures the hearing protection of the earplugs against moisture, dust and dirt. getveryrich Note: The data are all manual measurement, please allow some 1 - 3cm error, due to the difference in light and display, there will be a certain color difference, depending on the physical object received Shipping Quantity: (according to the main picture)