Our Sidewalk Signs hold (2) 24″ x 36″ coroplast inserts which are 4mm thick. Our Sidewalk Sign hardware features a “stay tab” mounting method which makes inserting and swapping graphics easy. Our Sidewalk Sign Frames are available in both white and black. The frame is 20lbs and is manufactured from plastic, so this unit will never rust or splinter. A carrying handle located at the top of the sign makes this unit portable and easy to carry. “Fill holes” allow this unit to be filled with sand for additional stability if desired. PACKAGE INCLUDES: (1) Sidewalk Sign Frame (2) 24” x 36” Printed Coroplast Inserts