Minimal simple and portable design: no metal frame, tear-resistant, foldable and easy to install. Ultra-light and portable. Fits over a mattress and can create a private space anywhere. Smart sleep experience: Bluetooth connection enables ambient sound effects to reduce stress, help you fall asleep faster, and improve sleep quality. All-round private protection: One-click to create a private room, with strong light blocking and a quiet environment for sleep, entertainment, and solitude. Professional soundproof materials: 40 mm thick EPE soundproof cotton and soundproof felt fabric provide dual noise reduction with natural sound effects to foster a comfortable sleeping environment. Use scenarios: - In a shared bedroom, dorm, or small apartment to carve out your own private, quiet sleep zone. - While traveling or staying in hotels to block light and establish a personal space with ambient sounds. - For late-night reading, meditation, or private media time in communal spaces without disturbing others.