Color:WHITEScale:ALLUse Description:FINELINE STYRENE I BEAMS Use for horizontal or diagonal members in the construction of most steel structures. Precision Extruded or Injection Molded in White Styrene Plastic. Ideal for museum qualityQuantity:1*4Height in Inches:1/2″Height in MM:12.7mmLength in Inches:15″Length in MM:375mmWidth in Inches:1/4″Width in MM:6.4mmMaterial:STYRENEThickness in Inches:0.060Thickness in MM:1.5mm