25mm marker that can be used to mark units that are under the effects of Backlash.
*These colors are reverse etched. Reverse etching is etching the image in reverse on the back side of the acrylic. We believe that reverse etching gives the best results on high transparency acrylic like the clear and fluorescent colors. If you specifically want to have these colors etched on the front, put a note int the comments section of your order.