6"x1000FT Detectable and nondectable underground warning tape that is the ultimate protection for underground utility lines. Highly resistant to all chemical and organic compounds and immediately identifies the type of utility line buried below, both by permanently printed legend and an APWA designated utility color. Detectable tapes (5 mils thick) have an aluminum backing that makes it detectable by a non-ferrous metal detector. Nondetectable tapes (4 mils thick) are 100% virgin LDPE with lead free pigments and color stabilizers to resist bleeding.(4 rls./cs.) 1 case minimum order ($32.00/rl. for nondetectable and $78.00/rl. for detectable) Usually drop ships in 1-2 days.