Crepe is a silk, wool, or synthetic fiber fabric with a distinctively crisp, crimped appearance. The term crape typically refers to a form of the fabric associated specifically with mourning. Crepe is also historically called crespe or crisp.
The fabric still retains its puckered and wrinkled appearance but the use of wool lends some heaviness to it. ... On the other end of the scale is the cotton crepe fabric which is almost always worn in summer. It is an extremely light and pretty fabric which provides airiness and comfort to the wearer. Crepe is named after the French word for “crimped,” and that's just what it is: a fabric with a pebbly surface texture. This puckered, gauze-like cotton fabric can be created by using high twist yarns, textured yarns, special weaves, chemical treatments or embossing.Crepe fabric also has a soft, smoother appearance and is primarily made from silk or synthetic silk-like fibers, like rayon. ... Crepe-back satin: Crepe-back satin is a satin fabric where one side is smooth and soft like satin and the other side is crinkled with a crepe feel and appearance.The crepe effect on fabric surfaces is a kind of peculiar vis- ual texture effect, which results from the shrinkage and torque of high-twist yarns in fabrics. ... The crepe effect comes from the release of shrinkage energy and twist energy, which are stored in creped yarns after twisting and heat-setting.