This is a Solid Square Styrene Rod. FEATURES: Used for bracing or strapping Precision Extruded in White Styrene Plastic Ideal for all facets of Scratch Model Builing INCLUDES: Ten White Styrene Solid Square Rods SPECS: Height: .020" (0.5mm) Width: .020" (0.5mm) Length: 10" (250mm) BOX DIMENSIONS: 1.00" W. X .25" H. X 12.00" L.BOX WEIGHT: .01 LBS.