These pouches create a clear, smooth, transparent and bubble-free seal around your important documents. Suitable for Certificate and DocumentsStandard pouch thickness allows laminated documents to retain flexibility while providing protection against wear and tear or accidental spills.Laminating pouches are made out of a combination of two types of plastic, utilizing the properties of both.Compatible with all the hot lamination machines. Offers jam free performance when used with Excelam lamination Machine