Plant marking stencils watch out for forklifts – bilingual plant stencils help mark off hazards and warnings for personnel safety. Plant marking stencils help paint a message or symbol over and over on floors and walls. Plant safety stencils are made from 20 x 20 flexible .060 thick polyethylene plastic that withstands repeated use. Stencils are easy-to-clean; simply wipe off dried paint flakes after use.