- Soft and elastic satin sleep mask, designed to provide maximum comfort - Includes 4 units, ideal for personal use, family, or as a gift - Total shading effect that blocks light and promotes deep sleep - Silk wadding filling, soft to the touch and breathable - Ultra-lightweight (8.5 g per mask), does not put pressure on the eyes - Adjustable elastic strap that fits different head sizes - Perfect for resting at home, office, hotel, airplane, or train - Suitable for men and women, easy to carry and wash