GREAT QUALITY: These masks are crafted from high-quality satin fabric, which is exceptionally soft and gentle. This satin does not absorb moisture, helping keep your skin hydrated throughout the night. Filled with lightweight silk wadding, the mask provides superior shading, effectively blocking out disruptive light. This mask creates an optimal sleeping environment, allowing for deeper and restorative sleep. It's easy to care for—simply hand wash or machine wash on a delicate cycle. GREAT FIT: These eye masks for sleep are ultra-lightweight at just 0.3 ounces, ensuring minimal pressure on the face for a comfortable sleep. This sleeping mask measures 8.3"x 3.5", providing extensive coverage to block out light effectively, and features an adjustable 0.4-inch wide elastic strap for a customizable fit. This combination of size, light-blocking capability, and adjustable comfort makes the mask ideal for uninterrupted rest, whether at home or while traveling.