Features: High quality cotton material, soft and skin-friendly, comfortable and breathable. Bending cartilage design, effectively blocking lights coming from the nose area. Smooth seams ensure minimum rubbing in every sleeping position without pressure. Fits all size head circumference with adjustable strap, not easy to fall off. Effectively blocking lights and providing high quality sleep experience. Great accessory for sleeping, meditation, travel, Yoga, insomnia, nap. Specifications: Material: Cotton Color: Light Grey/Dark Grey (optional) Item Size: 20 * 9.5 * 1cm / 7.9 * 3.7 * 0.4in Item Weight: 20g / 0.7oz Package Size: 28.5 * 13cm / 11.2 * 5.1in Package Weight: 29g / 1oz Package List: 1 * Eye Mask 1 * Pair of Earplugs