SUNTA is proud to introduce a new series of mat with Japan Anti-Bacteria Technology. Keep the children away from germs and bacteria. This puzzle mat contains anti-microbial Ag+ formula with Silver Ion that eliminates 99.99% germs. Because of the global spread of the COVID-19, the importance of personal hygiene and clean environment has become a top priority for parents. , , This anti-bacterial mat is the best choice to create a safe and protected playing area for children at the same time keeping it entertaining and educational. Just a simple step, rinse the mat with clean water in order to release the Silver Ion activating the antibacterial function. , , Note: Rinse the mat with clean water in order to release the Silver Ion activating the antibacterial function.