Used only once. No stains or scratches. Will ship promptly. Motion Sickness Glasses Effectively prevents most motion sickness. Can be used in various places such as buses, cars, trains, ships, airplanes, 3D and wearable video games, and high-rotation games. Foldable and removable anti-motion sickness glasses. TPE Material & Nose Pads Made of environmentally friendly TPE material, it is durable and can be bent freely. Scientific Motion Sickness Prevention The liquid soaked inside the glasses frame sways between the front and left of the face, reproducing the horizontal line and reducing the risk of discomfort between the field of vision and the trigeminal part, thereby alleviating motion sickness. How to Use When you experience motion sickness, wear the glasses and focus your vision on something stationary, such as a smartphone or book. After 10-12 minutes, the visual information and information from the trilogy tube will synchronize, improving your mood. The effect will last even after you remove the glasses. Convenient to Carry Effective for 95% of motion sickness symptoms. The lens-free design allows you to use it with regular glasses or sunglasses, and you can share it with family and friends. It is lightweight, making it easy to carry when traveling, on business trips, or going out. *Please note that individual results may vary. Color Body: White, Liquid: Blue