Specification Brand : CHA CompatibleMaterial : Paper ExternallyAssignedProductIdentifier1 : 0560375085014 ExternallyAssignedProductIdentifier2 : 560375085014 ItemName : Bi-silque Standing Letter Board-Standing Letter Board, 18"x24", Black ItemPackageQuantity : 1 ItemTypeKeyword : changeable-letter-boards Manufacturer : CHARTPAK/PICKETT NumberOfItems : 25 PartNumber : SPRICHSMD29784PAS ProductDescription : Standing letterboard features a sturdy stand and grooved message surface where pin-style plastic characters can fit securely. Great for legal, medical, real estate or general office use. Board will accommodate 3/4" or 1" letters (not included). Frame is made of aluminum. ProductSiteLaunchDate : 2013-03-20T06:40:37.221Z SurfaceRecommendation : Paper WaterResistanceLevel : waterproof