Product Description Product Reviews Buried Water Line Marking Flag Pre-Printed Marking Flags Available pre-printed with standard utlity messages on background colors. Flags are 4" x 5", 4-mil PVC attached to a 30", 16-gauge steel wire rod. 100/pkg Write a Review Write a Review × Accuform Buried Water Line Marking Flag Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments * Security Question