- 360° Total Light Blocking: Experience complete darkness with our Sleep Mask, featuring advanced 3D eye contours and a light-blocking strip at the bottom. This design ensures that no light seeps in from any direction, promoting uninterrupted sleep. - 3D Zero-Pressure Eye Mask: The innovative 3D contours provide ample room for your eyes, eliminating any pressure on your pupils and eyelashes. Designed with a triangular space for the nose bridge, it’s perfect for individuals with nasal congestion, ensuring a comfortable fit and easy breathing. - 5.4 Bluetooth Headband Sleep Mask: Our upgraded 5.4 Bluetooth version includes a built-in microphone and speaker for hands-free calls and audio. With enhanced connection range and stability, enjoy seamless audio playback and calls within a 10-meter radius. - 15-Hour Battery Life & 3-Stage Timer: Benefit from up to two nights of continuous audio playback. Choose from three timer settings to combat daytime fatigue: a 30-minute power nap, 90-minute meditation session, or 120-minute deep sleep mode. - Improved Comfort & Convenience: The Sleep Mask offers 38 white noise options, eliminating the need for additional Bluetooth devices. Our adjustable headband accommodates head sizes from 20'' to 27''. The extended Velcro ensures a secure fit while preventing hair from getting caught during removal. Use Scenarios: 1. Perfect for travelers seeking restful sleep on long flights or train rides. 2. Ideal for shift workers needing to block out light during daytime sleep. 3. Great for meditation or relaxation sessions where audio enhancement is desired.