The PF1304 BK003 from Alpha Wire is black fiberglass, PVC-coated convoluted braided insulating sleeving with a 0.204" (5.18 mm) inside diameter, supplied in 250.0 ft (76.20 m) lengths.
The PF1304 BK005 from Alpha Wire is black PVC-coated fiberglass convoluted braided sleeving, insulated, with a 0.204" (5.18 mm) inner diameter, supplied in 100' (30.48 m) lengths.