SHURTAPE, CREPE PAPER MASKING TAPE, CP 631, GENERAL PURPOSE, 24MMX55M, LIGHT BLUE GENERAL PURPOSE TAPE AVAILABLE IN 12 COLORS FOR USE IN ARTS & CRAFTS, PACKAGING, BUNDLING, LABELING, COLOR-CODING, DECORATING AND IDENTIFICATION. FLEXIBLE PAPER BACKING THAT PROVIDES EXCELLENT ADHESION/RELEASE FROM A VARIETY OF SUBSTRATES. CP 631 MEETS US GOVERNMENT REQUIREMENTS FOR AN ARTS & CRAFTS PRODUCT USING TEST METHOD ASTM D-4236 FOR LHAMA (LABELING OF HAZARDOUS ART MATERIALS ACT). THE STATEMENT “CONFORMS TO ASTM D-4236” MEANS THE PRODUCT HAS BEEN TESTED AND APPROVED BY A 3RD-PARTY LAB AND TOXICOLOGIST WHO FOUND NO HAZARDOUS MATERIALS PRESENT THAT WOULD REQUIRE A WARNING STATEMENT. THIS IS THE ONLY COLORED MASKING TAPE ON THE MARKET THAT CAN MAKE THAT PRODUCT CLAIM.