By Harmony Bh 8972m 03 Unisex Blue Light Shield
; The glasses, which are produced using environmentally friendly 100% organic dyes, are 100% recyclable and environmentally friendly, thanks to its raw material. It's designed to help reduce the occurrence of digital eyestrain and prevent disruption of the circadian rhythm cycle that affects sleep and general health, and it blocks harmful blue light while changing the wavelength that affects the circadian rhythm. It's not a medical device.