1.Material: The soundproof sleeping cabin is made of 40 mm thick EPE soundproof cotton soundproof felt fabric, which can help you isolate outside noise. It uses sound to reproduce real nature sounds, making you feel as if you were sleeping in beautiful nature, comfortable, stress reducing and . 2.Innovative design: This foldable, soundproof and lightproof, quiet tent is easy to assemble and lightweight, without the need for a metal frame or fear of tearing. The soundproof capsule can be used with your existing mattress or even individually as a privacy tent with the ground. 3.Safety: When the brain perceives the environment as , highquality sleep begins. In a beautiful environment, Bluetooth speakers paired with sound can reduce physical and mental stress, and the sleeping cabin ensures a very sleeping environment, enabling you to fall asleep better, faster and with higher quality. 4.Absolute privacy: With this multifunctional blackout sleeping tent, you can control your privacy and comfort. Create a private space anywhere. Turn your bed into a place of peace by reducing the light. This soundproof sleeping capsule ensures better sleep, as well as a good time for relaxation, entertainment and personal space.