ChromaLabel 4 x 4 inch Fluorescent Red-Orange Biohazard Warning Stickers | 250/Roll "BIOHAZARD" IMPRINT with the internationally-recognized bio-hazard safety symbol PERMANENT ADHESIVE keeps each 4" x 4" (102 x 102 mm) sticker firmly in place on most surfaces MATTE FINISH FLUORESCENT label are made of paper label stock 250 TOTAL four in. square labels finished on 3" Core and cleanly shrink wrapped MADE WITH PRIDE in the United States of America