This eye mask is mad of natural mulberry silk, it is ultra lightweight and fine, comfortable, breathable, skin friendly. Our sleep masks are not fade, so they don't stain your white sheet or pillow black. Adjustable eye mask to your face to block of light. True blackout unlocks maximum deep sleep in ANY environment & any position. Fully adjustable, you can adjust the strap as you need, zero head pressure, great block out Light, adjustable strap allow you to sleep like you’re not wearing a sleeping mask, make you have a good sleep. It is suitable for men, women, teenaners and kids. Naturally improve your mood, energy levels, and cognitive function and get a full night’s sleep with this silk eye mask that naturally blocks light for a faster, deeper sleep every single night. The silk that will enhance your sleep and make you and your Eyes relaxed. Silk is naturally breathable and naturally soothing to the skin. This eye mask is a good helper for you to eliminate fatigue, improve sleep quality and give you more energy to work and study. Fit for Travel, Shift Work, Meditation, Yoga etc. Suitable for different kinds of occasions such as indoor, outdoor and camping.