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Rest. Protect. Hydrate.

Could your morning eye pain be from sleeping with your eyes open?

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Could it be you?

The 7 most common risk factors for nighttime dry eye

If you’ve had LASIK, are in perimenopause/menopause, or have dry eye/MGD, sleep apnea, thyroid eye disease, facial drooping, or eyelid surgery, you may be at higher risk.

Risk factor 1 / 7

LASIK or PRK

Refractive surgery can reduce corneal sensation and tear production, leaving eyes vulnerable at night.

Risk factor 2 / 7

Perimenopause & Menopause

Hormonal shifts reduce tear quality, making nighttime dryness a common surprise.

Risk factor 3 / 7

Dry Eye / MGD

Tear-film instability worsens during sleep — when blinking stops and exposure rises.

Risk factor 4 / 7

Sleep Apnea & CPAP

Air leaks from masks dry out the eye surface all night long.

Risk factor 5 / 7

Thyroid Eye Disease

Bulging or retracted eyelids prevent a full overnight close.

Risk factor 6 / 7

Bell's Palsy / Stroke

Facial weakness can leave one eye partially open while you sleep.

Risk factor 7 / 7

Eyelid Surgery

Blepharoplasty can subtly change how completely your lids meet at night.

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Woman removing OKO hydrogel eye shield

The problem with tape

Tape works—until it hurts.

It sticks. It pulls. It irritates.

Hydrogel is mostly water—so it’s gentle and soothing.

OKO hydrogel eye shield, the better material than tape

Better than tape.
Because it isn’t tape.

Our patented hydrogel shields are designed to stay on comfortably and peel off painlessly.

Hypoallergenic

Medical-grade hydrogel that won't irritate delicate eyelid skin.

Highest water content

More moisture, less adhesive—so it soothes, protects, and peels off painlessly.

Patented seal

Stays in place all night, with no residue and no lash damage.

Our story

Built for the ICU. Made for you.

Designed by an acclaimed corneal transplant surgeon for ICU patients, our shields have been engineered with material scientists to stay on all night and remove gently. Our founder understands your experience firsthand—he has dry eye too.

We Get It

Developed by an Ophthalmologist with dry eye

Stays On All Night

Our hydrogels stay put so you can sleep worry-free

Feels good

Cooling, hypoallergenic comfort. No tape. No residue. No pulling. Just gentle, lasting hydration

ICU-Grade Quality

Built for ICU-level protection, now made for your overnight eye care

Dr. Chris Sales, MD — Founder of OKO
It’s not just about managing the dryness — it’s about how the patient feels when they wake up. OKO helps put the focus back on comfort, on normalcy, on mornings without dread.

Dr. Christopher S. Sales, MD, MPH

Board Certified Cornea Specialist

Founder, OKO

A steamy shower scene with a hydrogel eye shield catching the warm light

for mornings
that feel
different

… like the comfort
of a steamy shower.

From the Blog

Eye Care Insights

Eye Drops for Nocturnal Lagophthalmos: A Surgeon's Field Guide

Eye Drops for Nocturnal Lagophthalmos: A Surgeon's Field Guide

A cornea surgeon walks through preservative-free tears, gel drops, and ointments for nocturnal lagophthalmos — and explains why, past a certain point, the answer is not a different drop at all.

June 12, 2026
Lagophthalmos After Blepharoplasty: Why It Happens and What to Do

Lagophthalmos After Blepharoplasty: Why It Happens and What to Do

Eyelid surgery and eyelid closure are biologically connected. A cornea surgeon explains why blepharoplasty can leave the eyes unable to fully close at night, when to call your surgeon, and how to manage the dryness at home.

June 12, 2026
Warm Compresses for Meibomian Gland Dysfunction: The Right Way (and Four Mistakes Most People Make)

Warm Compresses for Meibomian Gland Dysfunction: The Right Way (and Four Mistakes Most People Make)

Most people who try warm compresses for meibomian gland dysfunction quit before they ever see a benefit — usually because of how the therapy was explained. A cornea surgeon covers the right protocol and the four mistakes that doom it.

June 12, 2026
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