Presco Wire Flags – 4″ x 5″ Flag on 24″ Staff – Red (Pack of 100) Presco 4″ x 5″ wire flags on 24″ staff provide reliable marking for surveying, construction layout, and utility locating applications . Designed for visibility and durability, they perform well across a variety of jobsite environments. Often specified as red wire marking flags (4 inch x 5 inch on 24 inch staff) or utility marking flags, these align with APWA utility color guidelines referenced by 811 Before You Dig , where red indicates electric power lines, cables, and lighting systems . Key Features • 4″ x 5″ flag size on 24″ wire staff • Durable weather-resistant flag material • Rigid steel wire for easy ground placement • High-visibility colour for site marking • Supplied in bundles of 100 flags