HIGH VISUAL LABELING & TAGGING: Bright, fade-resistant assorted bright colors help you easily identify in nearly any condition and work environment. DURABLE MATERIAL: Made of pvc, which can guards against ultraviolet ray, resistant to the harsh conditions of weather, long-lasting strength and use in outdoor location. HOME & WORKPLACE USE: Property line markers, surveying, trail marking, mark of construction hazard areas, forestry, hardware, nursery, tree marking, mining, parties and geophysics, locating lawn undergroud cables or pipes etc. NON ADHESIVE: The non-adhesive barrier or construction tape markers can be easily used, just tie the tape without worrying about sticking tightly. GREAT VALUE: 4 assorted color flagging tape, each roll is 200 foot long.