Including 1 yellow perforated strips (5m per roll), it fits rough-in, industrial, and commercial wire marking/securing needs.As a drywall cable holder, its holes let you thread wires and drive nails easily, no extra cutting-saving wiring time. Instead of ordinary mixed materials, we use PP material for these perforated strips for electrical wire. it offers excellent insulation to the risk of wire leakage during threading, and it has no pungent odors - even when used in enclosed ceilings or wall cavities, it 't release harmful gases. The industrial warning yellow -easy to spot in dim areas (basements, equipment rooms) to reduce mistakes.The perforated strip also enables wire function color-coding, ideal for factories/malls as a reliable electrical wire holder. Each yellow perforated strip measures 5cm wide and 1mm thick, with holes spaced for optimal performance. The wire marking strip securely fits wires up to 1.3cm in diameter to prevent loosening, making it a practical addition to your rack a tiers , while also allowing nails/screws to pass through easily. Ideal for residential rough-in, factory wiring, mall renovations, and even outdoor electrical projects.Works with various wire types and installs smoothly on drywall, wooden studs, or metal brackets.One strip meets most indoor/outdoor electrical marking and securing needs, performing effectively as an electrical wire holder for drywall and beyond., Manufacturer: Akfldms