... 3. Fir retardant, meeting M1, M2, B1, B2, NFPA701 standard GREY BACK PETEnvironmental friendly;Fir retardant, meeting M1, M2, B1, B2 ... , NFPA701 standard; Applied to solvent, Eco-solvent, UV ink; Suitable for NUR, SALASA, VUTEX, SCITEX, ARIZONA ETC; Max ... decoration6. Backlit bus shelters and in store displays NO SHRINKAGE GREY BACK PET