window insert photo frame counter mats with premium rubber backing. These counter mats feature a slot in which you can insert a different artwork. The premium rubber backing provide great support to the counter mat, ensuring the counter mat sticks to almost any surface you lay it on.
the non slip natural rubber backing with a custom printing plastic top, the inside printing inserts advertising paper is changeable and removeable.
the mat size can be customized, the window is fit for any printing paper size like A3,A4,A5....
