colored acrylic rod,square acrylic rod,twisted acrylic rod,square acrylic rod,frosted acrylic rod,red acrylic rod Poly(methyl methacrylate) (PMMA) is a clear, colorless polymer ... chemical resistanceAcrylic transparent/color/bubble sizes: (dia. unit:mm) 1. square rod: 3*3,4*4,9*9,10*10,14 ...