Specification Binding : Unknown Binding Brand : Municipal Supply & Sign Co Color : Black and Yellow Label : Municipal Supply and Sign Co. Manufacturer : Municipal Supply and Sign Co. MaterialType : Aluminum Model : MSS-SH18 NumberOfItems : 1 PackageDimensions_Weight : 2.81971233098 PackageDimensions : L:18.49999998113 X W:17.99999998164 X H:0.99999999898 PartNumber : 43237-2 ProductGroup : BISS Basic ProductTypeName : SIGNAGE Publisher : Municipal Supply and Sign Co. Size : 18 x 18 SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41wkKJv7wOL._SL75_.jpg SmallImage_Width : 75 Studio : Municipal Supply and Sign Co. Title : Speed Hump - 18X18 Warning Sign. 3M High Intensity Prismatic Reflective Sheeting. A Real Sign. 10 Year 3M Warranty Weight : 2.8 WeightUnit : pounds