Yes, tagboard placards are recommended to use with one of our placard holders. These placards are made of a 16 mil thick board with a 215# basis weight. Durable yet economical, these short-term use placards offer exceptional resistance to buckling and blowouts in all weather conditions. Since tagboard placards have no attachment option, these holder choices are offered with them (at extra cost) for easy installation - Heavy-Weight Riveted Holder Placard Holder with Clipped Corners Rivetless Aluminum Holder Economy Polycarbonate Placard Holder