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 used ... transparent/color/bubble sizes: (dia. unit:mm) 1. square rod: 3*3,4*4,9*9,10*10,14*14 ... 40*40,50*50,60*60 mm;2. empty core rod: Φ40*10,Φ50*14,Φ50*Φ16,Φ60*Φ20,Φ80* ... 20*7,16*8,15*6,12*6 mm,4. round rod:Φ2.3.4.5.5.5.6.6.5.7 ...