... 3.thickness: 1.8mm,2mm,3mm Side Loading Countertop Sign Holder, 8.5x11 - Bottom Load Sign HoldeUsing range : easy loading,just slide ... product function explanation and so on. Item Nameacrylic sign holderItem No.sign holderMaterial2mm clear acrylicMain CraftCutting, trimming, polishing, watering, ... alibaba.com/new/50/05/65/cer_50056507_56.asf Side Loading Countertop Sign Holder, 8.5x11 - Bottom Load ...