PLASTIC 5MM SQUARE CLEAR ACRYLIC ROD PERSPEX PMMA BAR 100MM LONG 2 x LENGTHS. 2 x 100mm long lengths of clear extruded acrylic rod 5mm x 5mm. MPN: Square acrylic rod. This rod is a great alternative to glass as it has a greater impact strength, weighs less and is much cheaper this material is also food safe and has a light transmission of 93%.
eBay