PERSONAL NOTE: There are 3 keys to a good sleep mask. It should: 1) TOTALLY block out all light. 2) Be breathable. 3) Be comfortable and have no velcro to get stuck in your hair, or to your clothes.
From the Manufacturer…
TRUE, 100% BLACKOUT SLEEP MASK — Adjustable eye cups mold perfectly to your face to block 100% of light. True blackout unlocks maximum deep sleep in ANY environment & any position
ABSOLUTELY NO EYE PRESSURE — Fully adjustable, extra-deep eye cups allow you to blink like you’re not wearing a sleeping mask
INFINITELY ADJUSTABLE EYE CUPS — Customize your eye cups’ position and angle for a perfect, personalized-for-your-face fit
SOFT, BREATHABLE AND DURABLE — Made to last with super-soft modal eye cups, breathable cotton velour strap, snag-free micro hook/micro fleece closures and industrial-grade elastics
DEEPEST-POSSIBLE SLEEP GUARANTEED — Manta Sleep Mask is designed and optimized for deepest-possible sleep in any environment. Perfect for midday nappers, travelers, sensitive sleepers, partners of late-night TV watchers, night shift workers and more. Includes Manta Eye Mask, premium ear plugs and case/wash bag. 100% machine washable. Not getting the deepest sleep of your life? Contact us for your money back