These tough, durable orange panels can be used with worded placards to meet the marking requirements in 49CFR or IMDG. The 4-digit identification number for a chemical must be displayed on the outside of a vehicle that is carrying hazardous materials in bulk or more than 5,000 lbs. of non-bulk packages. The orange panel must be displayed on all four sides of the vehicle. These orange panels are available as pre-printed 4-digit orange panels or blank orange panels that can be filled in with 4” removable vinyl numbers that are sold separately. Orange panels are made of permanent vinyl, ez-removable vinyl or non-adhesive tagboard. Orange panels measure 400mm x 160mm. Prices per each.