Since 2002 Mastermailer has supplied over 20 million Self Seal Mailers a year with total sales of over 100 million. We are the only company that makes this product and have a proven track record over 10 years. All our Self Seal Forms are printed to the highest standard using quality 100gsm paper and inks and packaged in sturdy boxes. We also offer a complete design and print package to Companies who wish to add their Company logo or their in house colours to conform with their corporate image. Our mailers are sold through distributors and, on a commision basis, by suppliers of payroll software and services who simply recommend Mastermailer and we deal direct with clients, giving a % commision to the agent.