Anti-Motion Sickness Glasses for Adults and Children 1. Four fluid-filled half-rings surround the eye along the anterior (left/right) and sagittal (front/back) axes. When the vehicle rolls or tilts, this tricks the eye into thinking it's looking at the horizon. 2. Safe, lightweight, foldable, detachable, and comes with a convenient carrying case for secure and comfortable portability. 3. Research-backed and proven to effectively alleviate motion sickness symptoms. 4. Despite its simple mechanism, it's effective for 95% of motion sickness sufferers. Wear for 10-12 minutes at the onset of symptoms for relief. 5. Suitable for all types of motion sickness, reducing anxiety associated with travel sickness. Ideal for buses, cars, trains, motor vehicles, ships, airplanes, and more. Note: Manual measurement, there may be 1-2 cm/1-3 g error, which is not a quality issue. Due to different displays, there may be a color difference between the real object and the picture. Package includes: Only the above package content, other products are not included. Size: 161*158*60mm (Please allow 1-2cm measurement error due to manual measurement) Color: Black (Due to different monitors and lighting effects, the actual color of the item may differ slightly from the picture color).