Ultra light design enables this pair of glasses to make you not feel heavy on your nose when wearing for a long time. Glasses for motion sickness has no lens but with liquid glasses circle. The level of this liquid in the circle varies according to the moves of the vehicle and creates an artificial horizon in the user's vision, which re-synchronizes the eyes with balance system. It is constructed of elastomer material. The length of this product is 42.5cm, the width is 6cm and the height is 0.5cm. Anti-Motion sickness glasses can be used by car or boat, riding, boating, playing high-altitude rotating games, flying, playing games, wearable video games. Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Package Includes: 1 Pair of Car Sickness Glasses