MATERIAL: The motion sickness protection glasses are made of imported soft, elastic and durable TPE material. , with strong arbitrary and antioxidant capacity, can be used for a long time, foldable, removable, small size, ultra-light, travel can be carried. PRODUCT ADVANTAGE: Motion sickness glasses can be used in car or boat, horseback riding, boating, playing high altitude rotating games, flying, playing games, handheld video games. effective prevention of seasickness, motion sickness, motion sickness and other motion sickness. With nose pad which ensures that the glasses will not easily fall off and are comfortable for all head sizes and shapes. BLACK TECHNOLOGY: Glasses for motion sickness do not have a lens but with a circle of liquid glasses. The level of this liquid in the circle varies according to the movements of the vehicle and creates an artificial horizon in the user's vision, which resynchronizes the eyes with the balance system. No drugs, no side effects. Simple, safe and effective natural black technology. USE: If you feel dizzy when traveling by car, plane or sea, please look at a stock-still/landline like a book or cellphone, then wear these glasses for 10-14 minutes. It will relieve your discomfort and restore your good condition, the effects will continue. Also, you can choose to take it off when you don't feel dizzy.