Non-slip rubber backing. Nature Friend. Coaster work efficiently to protect furniture surfaces from moisture condensation and heat.They are non-slip also and are perfect for large cups of hot drinks as well as icy ones. The surface of coasters is smooth to help you put the cup stably.keeps the mouse pad from spilled and other accidents non-skid natural rubber back keeps the mouse pad from sliding.Easy cleaning and maintenance.
||Blue, Purple, White