Callisto SleepSync™ Color:black then have we got the

then have we got the wire-rimmed

This makes it extremely versatile and very suited to road running

Metal frames with super strong light blocking lenses

Hexagonal polarised sunglasses

NyTrex® HD lenses offer clarity and enhanced depth perception

Callisto SleepSync™ Color:black then have we got theMetal frames with super strong light blocking lenses. These red lenses block both wavelengths of light that impact sleep, blue and green. Recommended to be worn two hours before bedtime if using screens, you'll noticeable fall asleep easier. These glasses promote a deeper and more restorative sleep, aiding recovery and increasing morning alertness.