A large number of commercial envelopes are sold both locally and on various online platforms. These commercial envelopes can be of numerous varieties with different features. These differences can include but are not limited to their size, shape, color, added security features, type, accessibility, and sealing method. Brown envelopes can be counted as one of the best selling and popular products among the customers. The main reason behind the popularity of brown envelopes is because they are very cost-effective and are easily available. The brown envelopes are made up of brown unbleached paper. The cost of this paper is also very low compared to other materials that are used for making different types of envelopes. The envelope made from this brown unbleached paper is also known as the Manila envelope. The word “Manila” in the Manila envelopes originates from the component Manila hemp that is used as the main material for manufacturing the paper which is employed in the making of the envelope. There is another name for Manila hemp that is locally used, which is abaca.