marking tape
1,It is widely used for hazard warning,
2,land marking and sections separating.

marking tape

PVC or PE plastic are used as backing material, then coated with fluorescentpressure-sensitive adhesive

Hazard area and Barrier tapes available from tapes-direct. These tapes may be used inside or out.
Adhesive type chevron / hazard tapes are manufactured from heavy gauge PVC film and are coated with a waterproof permanent adhesive, designed for many years of service. They are also resistant to UV light. 
Non-adhesive barrier tapes are suitable for use around scaffolding, between posts or may be wrapped around any static object to provide guidance for direction or "no-go" areas. They come supplied in a card dispenser box to prevent unwanted un-roll if accidentally dropped