2 piece black sleep mask set Materials and comfort - Outer shell is smooth silk-like fabric for a luxurious feel - Inner filling is soft, breathable cotton for gentle touch and comfort - Environmentally friendly materials that are skin friendly and non-irritating - Lightweight design at about 15 g for everyday wear Fit and light blocking - Wide, adjustable strap with strong elasticity for a secure fit - Fits head circumferences from 48 to 64 cm (18.9 to 25.2 in) - Suitable for children and adults, including larger heads - Contours to the eye and nose area to block light effectively and create true darkness Performance and versatility - Designed for comfort whether lying on your back or side - Great for sleep in various settings and times of day - 2 black masks per package, ideal for shared spaces or travel Use scenarios - In bed to improve sleep quality - On flights or long car rides to block cabin light - In the office for quick naps or focused rest - At home during partner activities that require light control, such as reading Key advantages - High comfort with minimal obstruction - Durable, adjustable fit that works for a wide range of users - Effective light blocking for improved sleep consistency Note: All materials are chosen for comfort, durability, and environmental responsibility while maintaining a soft, skin-friendly experience.