Description
Sera Sleep Blueblocker Brille Blueblocker Clip Ons melatonin production is not affected Blueblocker Kinderbrillen melatonin production is not affected Whether in bright hotels deeper sleep and more regeneration The Sera from our Sleep series was specially developed for the evening hours and blocks 100% of blue light up to 500 nm exactly the light spectrum that can activate your nervous system after sunset and disrupt melatonin production