The Basic NFPA Sign system brought to you by SAFETYCAL®. This three part system allows you to make your own secondary container signs complete with numbers and over laminate, if you wish. Or simply fill in with a paint pen or marker of your choosing. UV Inhibited colors and permanent outdoor vinyl material will give you lasting service. These labels are available in 4 sizes with the 4" x 2 1/2" bottle labels available in both vinyl and adhesive coated paper.