... :1.Material: super acrylic vacuum forming, 304# stainless steel or metal frame, led module inside2.logo: stick graphics or silk-screen printing3 ... Epoxy lettersAcrylic lettersBrightnessHigh brightness, high transparencyLow brightnessIntensityVery goodNormalFrameworkMetal frame and high transparent epoxyMetal frame, acrylic and plastic trimSpecificVery detailed, delicacyNormal looking, rough ...