350 MICRON HEAVY DUTY MYLAR ROLL 300mm x FULL 100M ROLL CRAFT/ART STENCILS
The width is 300mm which is very slightly larger than A4 Length of A3 width, allowing for borderless A4/A3 stencil artwork. HEAVY DUTY350 MICRON MYLAR STENCIL ROLL300mm x FULL100M ROLL.