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  • 1x Havana Day Swannies
  • 1x Havana Night Swannies
  • 2x Premium Collapsible Hard Cases

MADE WITH SWANWICK® ECO-ACETATE, THIS COLLECTION IS BOTH STYLISH AND ENVIRONMENTALLY FRIENDLY.

  • Block over 99% of blue light before bed for deep restful sleep
  • Balanced blue light protection for daytime use
  • Still use electronics in the evening without impacting your sleep
  • Reduce eye strain symptoms
  • Keep your Swannies protected in fold-flat hard cases
Eco-Tortoise Shell

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100% No-Risk Money Back Guarantee

  • 1x Havana Day Swannies
  • 1x Havana Night Swannies
  • 2x Premium Collapsible Hard Cases
    ECO-ACETATE FRAMES Swanwick Eco-acetate is majority composed of Biobased Carbon derived from natural materials.
    SAFE FROM CHEMICALS Testing shows less than 0.01% detection of all Phthalates and hazardous substances under the RoHS Directive.
    BIODEGRADABLE MATERIAL Biodegradability testing of Swanwick Eco-acetate shows 55.8% biodegradation in the first 150 days under controlled composting conditions.
    PROVEN RESULTS An independent study by SleepScore Labs showed that Night Swannies blue light blocking glasses resulted in significantly improved sleep, including an average of 33% increased sleepiness at bedtime, 11 minutes less time to fall asleep, and 24 minutes of reduced time awake during the night.

Features

ECO-ACETATE FRAMES

Swanwick Eco-acetate is majority composed of Biobased Carbon derived from natural materials.

SAFE FROM CHEMICALS

Testing shows less than 0.01% detection of all Phthalates and hazardous substances under the RoHS Directive.

BIODEGRADABLE MATERIAL

Biodegradability testing of Swanwick Eco-acetate shows 55.8% biodegradation in the first 150 days under controlled composting conditions.

PROVEN RESULTS

An independent study by SleepScore Labs showed that Night Swannies blue light blocking glasses resulted in significantly improved sleep, including an average of 33% increased sleepiness at bedtime, 11 minutes less time to fall asleep, and 24 minutes of reduced time awake during the night.

Usage Guide

Size Guide

How Havana Day & Night Swannies protect your eyes and improve your sleep.

For over six years, Swanwick® has researched and developed the best lenses for blue light protection, sleep enhancement and wearing experience.

Improved Sleep

Night Swannies blue light blocking glasses are the most scientifically-backed blue light blockers, independently proven to positively impact sleep quality and next-day performance by blocking over 99% of blue light waves from entering your eyes.

QUALITY SLEEP

Once you’re asleep, the blue light you were exposed to before bed can continue to wreak havoc on your sleeping pattern. Get deeper and more restful sleep by using Night Swannies blue light blocking glasses continuously before bedtime.

BLOCK MORE BLUE LIGHT THAN OTHER GLASSES

Most clear lens blue blockers block very little blue light over 420nm. Day Swannies block more blue light in the harmful part of the spectrum up to and over 450nm. Our full transmission reports are available on our website.

CIRCADIAN RHYTHM OPTIMIZED

Give your natural body clock the right signals to get ready for sleep. With these proper signals, your body will produce its own melatonin, the sleep-promoting hormone, just like nature intended.

SHIELD YOUR EYES FROM BLUE LIGHT

Prescription grade CR-39 lenses are combined with special blue light reflecting coatings to block the right amount of blue light for day or night use, all while providing superior optical clarity.

PREVENT TIRED EYES FROM SCREENS

Digital screens create glare and light flicker which make your eyes work harder, causing a feeling of fatigue and strain after prolonged periods. Swannies lenses protect your eyes from these negative effects, helping you work longer without consequences.