OVERALL FEATURES: SILKY, COMFY, LIGHT-BLOCKING, LIGHT-WEIGHTED ANTI WRINKLES AND DRYNESS OF EYES, ERGONOMIC DESIGN, BIG COVERAGE, ADJUSTABLE SILK EYE MASK FOR SLEEPING: Better sleeping experience is all we want to provide with. So to this end, from the silk material we choose to the design we make, we focus on every detail. This mulberry silk sleep mask is made of 100% premium silk on both sides(the filler is cotton), silky comfy surface can certainly bring you a more sound sleep SILK SLEEP MASK FOR EYES: It is a sleep mask, for sleeping, yes, but it has another secret bonus. Since it is made of 100% pure natural silk, your eyes can benefit so much from the silk we choose from numerous suppliers. Silk containing 18 amino acids , together with its smooth surface, can largely nurture your eyes, keeping them hydrated while keeping them from wrinkles, dryness, puffy eyes and black circles ERGONOMIC DESIGN FOR BETTER LIGHT-BLOCKING: A sleeping mask with bad design will let light sneak in and disrupt your sleep, this can be very annoying especially when you are a side sleeper and very sensitive to light. So we are here to help. Our eye cover with ergonomic design and big coverage will fit most nose shapes and effectively prevent light from leaking in. Your good nights sleep will be secured ADJUSTABLE STRAPS FOR BETTER FIT: When we were doing research about blindfold, we found that many people were complaining about their sleeping mask hurting their eyes , leaving marks and headache. So we use adjustable strap and elastic band to double the ability of our silk eye mask to fit as many head sizes as possible. We really hope our sleep mask will be a game changer for you LIGHT-WEIGHTED AND BREATHABLE NO SWEATY HOT EYES: Weighing only 0.04 pound, it will leave no pressure on your eyes. Two kinds of breathable materials this eye cover has will help wick away extra moisture, giving you a comfortable sleep and a refreshed morning