Specification Brand : North American Mattress Color : Black Label : North American Mattress Manufacturer : North American Mattress MaterialType : Foam Model : Marathon PartNumber : 1105-30-4 ProductGroup : Kitchen ProductTypeName : MATTRESS Publisher : North American Mattress Size : Stryker 5th Wheel Prime 1105 - 4" - 30" width SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/31fyDGuiUnL._SL75_.jpg SmallImage_Width : 75 Studio : North American Mattress Title : North American Mattress Stryker Stretcher Pad, 5th Wheel Prime Standard or Ultra Comfort (Models 1105 & 1105-UC)