A sachet /ˈsæʃeɪ/ is a small cloth scented bag filled with herbs, potpourri, or aromatic ingredients. A sachet is also a small porous bag or packet containing a material intended to interact with its atmosphere; for example, desiccants are usually packed in sachets which are then placed in larger packages.
A sachet can be defined as a small soft bag containing perfumed or sweet-smelling items also referred to as an ascent bag, scent bag, sweet bag, sachet bag, sachet de senteurs, spiced sachet, potpourri sachet, scented sachet, perfume cushion, smelling cushion, scented cushion, fragrant bag, pomander and "dream pillow."
In the Han Dynasty both boys and girls wore sachets and in the Tang Dynasty and Song Dynasty scented bags gradually became preferred only by women. During the Chinese Warring States period a scented sachet was an ornament worn on the body and used to absorb sweat, repel insects and ward off evils. A scented sachet became a love token in the Qing Dynasty.Queen Isabella of Spain used fragrant sachets consisting of dried rose and carnation petals, orris and calamus root, and other ingredients like powdered coriander seeds. In the nineteenth century a sachet filled with hops was called a "Pulvinar Humuli" and used by George III of Great Britain and Prince Albert of Saxe-Coburg to help induce sleep.