Set of 4 Cork coasters – True

This one-of-a-kind glass can rotate on the table. At first sight the idea that a glass can rotate seems unbeleivable and difficult for understanding. But in fact this phenomenon is as simple and obvious as…

This unique in its kind glass can rotate on the table. At first sight the idea that a glass can rotate seems unbeleivable and difficult for understanding. But in fact this phenomenon is as simple…