1.ULTIMATE COMFORT - Made with super soft, low-pressure, slow-release foam. User preferred teal color makes them as easy on your eyes as they are on your ears. They're even comfortable for a side sleeper! 2.EXTREME HEARING PROTECTION – With a high Noise Reduction Rating (NRR) of 33 decibels, these versatile, noise blocking ear plugs are great for sleeping, studying, power tools, shooting sports, traveling, loud music concerts and festivals 3.#1 BRAND FOR SNORING, SLEEPING AND TO PROTECT HEARING - Mack's is the #1 doctor recommended brand of foam earplugs to protect hearing and to get a good night's sleep when sleeping with a snoring spouse. 4.'s #1 DOCTOR RECOMMENDED BRAND - Mack's is the #1 Doctor Recommended Earplug Brand to Prevent Hearing Loss. Trust Mack's, the brand that doctors trust. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store