Small Format Labels. 60 common DC labels. Reinforced, weatherproof material. Used on all Contura Waterproof Circuit Breaker Panels. Used on Contura Waterproof Fuse Panels. Used on ST Blade Fuse Blocks. WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.