"Keep Area Clear" Reusable Stencil By SmartSign | 24" x 24" Plastic DURABLE. Stencil is made from 63 mil (1/16") thick ABS plastic. ABS plastic does not absorb paint and can be washed off. ABS plastic stencils outlast oil boards and other stencil materials. CLEAN IMAGE. Stencil is routed and has burr-free edges for a clean image. EASE OF USE. Stencil can be reused to make several signs. Dry paint can be peeled off by flexing or bending the stencil.