✨【SANDS OF TIME】:A moving sand art is a visual and interactive art. What makes these moving sand art pictures so unique is that they constantly create a new portrait with every turn, as the sand falls through the tiny air bubbles it will form beautiful landscapes, such as dunes. mountains and valleys bringing happiness into one's environment. ✨【PRODUCT FETURES】:You will be dreaming of the calming skies on a long night. Smooth movement of sand relieves stress, relaxes your eyes and increases patience.Each flip can produce a completely non-repetitive dynamic painting.It is conducive to the development of intelligence and improve mood.The glass frame is crystal clear and luxurious. Acrylic base material is delicate and thick and can be placed anywhere, such as hotels, restaurants, bars, dance halls, bedrooms, offices and study rooms. ✨【HOW IT WORKS】: Turn the sand picture over to watch the battle of the elements: The sand just wants to settle at the bottom, the air just wants to escape to the top, the water hosts the party. The result is the sand trickles between the air bubbles to create fascinating stratifications in the sand mountains. Watch the mountains, valleys and dunes that form in front of your eyes!Can relieve stress and eye fatigue.