YoungMi Natural Silk Sleep Mask Super Smooth Blindfold Eye Mask Ultra Lightweight Comfortable with Adjustable Head Strap and Nosewing - Great for Travel， Shift Work &amp; Meditation<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>1. YoungMi Natural silk sleep mask is made of 100% top-quality natural mulberry silk on both sides. Ideal for dry-eye sufferers， as the breathable， natural fibers of mulberry silk allow healthy oxygen in while keeping dry air out.</li><li>2. This premium quality eye mask is ultra lightweight &amp; comfortable - Has an adjustable strap from 17.7 inches to 25.2 inches to fit all head sizes.</li><li>3.Using advanced ergonomics， our natural silk sleep masks uniquely contours to your face and eyelids for maximum sleeping comfort.</li><li>4.Sleep longer in complete darkness. Exposure to light during sleep interferes with your sleep cycle， preventing you from the long and deep night's rest you need to function at your best. Large size (8.9 x 4.2 inches)completely blocks out all light and visual stimuli so you can nap or sleep soundly anywhere. YoungMi's mask is like having your own personal mobile black-out curtains.</li><li>5.Moulds around your nose.100% darkness</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41vI8YshVyL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51mAQN9bp5L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41KHt5KP0aL.jpg" noproxy>