4GBS-12-W41,GBS-W41, Red Opal Sheet Glass - 12 In Sq. - 4 pack, Sheet Glass, Glass, COE 96, System 96, Sheet Glass, Opalescent, Red, Opalescent Sheet Glass, Fusible Glass, Red Fusible Glass, Opalescent Fusible Sheet Glass, Square Sheet Glass, Single Sheet Glass, 12 Inch Sheet Glass, Wissmach Glass, Wissmach Sheet Glass, Wissmach Red Glass, Wissmach Opal, Wissmach Opalescent,4GBS 12 W41