Wrap-around pipe markers come as coiled sheets that offer an excellent way to quickly and easily mark your pipes. Simply uncoil the marker, apply it to the pipe and it will coil back around the pipe on its own. The different advantages of using wrap-around coil markers are listed here -  There is no need to clean or prep the pipe surface before applying these markers.  These markers offer 360-degree viewing.  They have directional flow arrows printed on them which speed up the installation process and simplify the identification of the direction of pipe contents. Wrap Around Pipe Markers include an adhesive strip for added durability on applications over 120F. The print on these markers is UV fade and abrasion-resistant.