Size: 22x11cm Material: 100% Silk The adjustable strap has excellent stretch and can be used by both men and women, regardless of face shape. Also, it's not hot in the summer and not cold in the winter, allowing you to enjoy the comfortable feel of natural materials, making it suitable for all seasons. It can be used at home, in hotels, for naps in the office, and more. Furthermore, it is recommended as a surprise gift. Srhythm Silk Eye Mask Sleep Mask, Comfortable Sleep Mask, Eye Cover, 100% Silk, Blackout, Breathable, Moisture-Wicking, No Pressure, Adjustable Strap, Sleep Aid, Eye Cover, Napping/Napping/Travel, Blue ⭐Instant purchase OK! Free shipping⭐ ⚠️Unused item, but there are two dents. Please check the 10th photo. #Nao's product list is here ✨☜ 35-20 Srhythm Silk Eye Mask Sleep Mask, Comfortable Sleep Mask, Eye Cover, 100% Silk, Blackout, Breathable, Moisture-Wicking, No Pressure, Adjustable Strap, Sleep Aid, Eye Cover, Napping/Napping/Travel, Blue