• Fully adjustable design to fit any head size, with an elastic strap that doesn't snag hair. • 3D contoured shape that doesn't touch the eyelids or makeup, allowing you to open your eyes freely without pressure. • Lightweight and breathable material that helps relieve facial stress and facilitates quick sleep. • High-quality sponge that doesn't deform or smell, skin-friendly and soft, improving sleep pattern. • Product designed by Ajuhnicyn to improve sleep quality and help people with insomnia. • Product dimensions: 20 cm long, 10 cm wide, and 1.9 cm high.