How to choose the right sleep mask
Updated June 2026Independently researchedNo paid placement.
For most sleepers, a contoured, adjustable mask with a soft, breathable shell and a padded nose bridge offers the best balance of light blocking, comfort, and durability. Focus on fit, material, and light leakage rather than celebrity endorsements or gimmicky features.
What type of sleep mask is best for side sleepers?
Side sleepers need a mask that won’t press against the eyes or shift during the night. Contoured or “cup” masks create a small pocket for each eye so lids can blink freely and eyelashes aren’t crushed. Flat masks can work if the band is wide and gentle, but they’re more likely to leave creases or slide off. Look for a mask with a padded bridge over the nose, this prevents light leaks around the nose area, a frequent complaint for side sleepers. Some models add a thin foam core that molds to the face without putting pressure on the sinus. Avoid masks with heavy beads or gel inserts unless you’re certain you can lie comfortably on your side all night.
How much light blocking should you expect from a sleep mask?
A well-made sleep mask blocks nearly all visible light when held against the face, but real-world performance depends on fit. Total blackout masks use multiple layers of opaque fabric (often a dense knit or a coated inner layer) and a contoured nose bridge to seal out light. Cheaper masks might claim “blackout” but let in slivers at the edges. For most bedrooms, a mask that blocks 95–99% of incidental light is sufficient, complete blackout can feel disorienting for some people. If you travel frequently, look for a mask with a gently stiff brim that doesn’t collapse when you press your face into a pillow. The best test is to wear it in dim light and check for pinprick leaks around the bridge and sides.
What material should your sleep mask be made of?
The material against your skin is crucial for comfort and temperature regulation. Silk masks are popular for their smoothness and breathability; they reduce creases and feel cool to the touch. However, silk can be delicate and requires hand washing. Cotton masks are absorbent and machine-washable, but they may irritate sensitive skin if the weave is rough. Fleece, bamboo rayon, and satin blends offer a middle ground, soft, durable, and easier to clean. Inside padding should be breathable (cotton or a thin foam, not dense memory foam) to avoid overheating. If you live in a warm climate or tend to sweat at night, avoid rubbery linings that trap moisture.
How important is an adjustable strap?
A non-adjustable strap can make a perfectly good mask useless. Adjustable closures, hook-and-loop tabs, sliding buckles, or elastic loops, let you dial in the tension so the mask stays put without squeezing your head. People with smaller or larger heads especially need this feature. Wide, padded straps distribute pressure more evenly and reduce slipping. Narrow elastic straps can pinch or dig in over time. Some premium masks use a two-strap system (one at the crown, one above the ears) that stays secure through tossing and turning. Check that the adjustment mechanism doesn’t add bulk that interferes with lying on your back.
Can a sleep mask help with headaches or sinus pressure?
A sleep mask can help by reducing light sensitivity, which often worsens migraine or tension headaches. Some masks include a removable gel pack that you can cool or warm to provide mild pressure relief around the eyes and forehead. However, a mask that presses too firmly on the temples or sinus can aggravate discomfort. For headache-prone sleepers, look for a mask with a low-profile design that doesn’t compress the brow or cheeks. Masks with a built-in, gentle weight (often called “weighted” masks) are marketed for calming anxiety, but their effect on headaches is anecdotal. If you have sinus congestion, a contoured mask with breathing space around the nose is better than a flat one that seals too tightly.
How do you clean and maintain a sleep mask?
Proper care extends the life of any mask and prevents skin irritation. Most masks with fabric covers can be hand-washed in cool water with a mild detergent and air-dried. Machine-washing is safe for some all-cotton or synthetic masks, but always check the tag, heat can warp contoured shapes or melt internal foam. Replace a mask when the elastic becomes slack, the fabric pills, or odor lingers after cleaning. For masks with gel or bead inserts, remove the inner pod before washing; these inserts may fade or degrade if soaked repeatedly. A simple rule: if you can’t remember when you last washed it, it’s time for a refresh.
Frequently asked questions
Are weighted sleep masks worth the investment?
Weighted masks (usually filled with glass beads or microbeads) can provide a calming, grounding sensation that helps some people fall asleep faster. But they’re not for everyone, the weight can feel suffocating for side sleepers or hot for those who sleep warm. Try a light, adjustable mask first; if you crave deep pressure, consider a weighted version with a breathable cover.
Can a sleep mask prevent wrinkles or “sleep lines”?
A soft, non-creasing mask can reduce sleep lines by pressing gently rather than bunching skin. Silk masks are especially good at minimizing friction. However, no mask can prevent wrinkles permanently, that’s mostly determined by genetics, sleep position, and skincare. A well-fitted mask helps, but don’t expect miracle results.
What is the difference between a flat sleep mask and a contoured one?
Flat masks are a single layer of fabric that presses directly against your eyes; they’re lightweight and pack flat but can cause eyelash bending or eye pressure. Contoured masks have molded cups or padded ridges that create space over the eyes, reducing pressure and allowing blinking. Contoured masks generally block light better because they follow your facial contours more closely.
How tight should a sleep mask feel?
It should be snug enough to stay in place when you move your head but loose enough that you forget you’re wearing it. If you see red marks or feel a headache after removing it, the strap is too tight. You should be able to open and close your eyes comfortably without the mask shifting off your face.
Can children use sleep masks?
Yes, but only if the mask is sized for a smaller head and made from safe, breathable materials. Avoid masks with small parts that could pose a choking hazard, never use a mask on an infant or toddler who might roll onto their face, and supervise first use. Look for masks labeled for kids, with adjustable straps and soft fabrics.
Should a sleep mask be completely blackout?
Not necessarily. Some people sleep better with a tiny bit of light (like dawn simulator masks). For shift workers or travelers who need total darkness, a fully blackout mask is ideal. But if you’re sensitive to sensory deprivation, a mask that blocks 90% of light might feel less claustrophobic. Choose based on your environment and comfort preference.