Satin use in ballet. Other uses include interior furnishing fabrics, upholstery, and bed sheets . Originally, during the Middle Ages, satin was made of silk; consequently it was very expensive, used only by the upper classes. Satin became famous in Europe during the twelfth century. The name derives its origin from the Chinese port city of Quanzhou, whose name in (medieval) Arabic was Zayton. During the latter part of the Middle Ages, it was a major shipping port of silk, using the maritime Silk Road to reach Europe. It was mostly used in the Arabian countries. Fabrics created from satin weaves
What Love Is Made Of three minutes and fifty-five seconds (3:55), "What Love Is Made Of" is an uptempo dance and house track that has been described as "rave-y" and "trance-y". Its instrumentation contains the sounds of pianos and synthesizers. Jordan Sargent of "Spin" observed that it continued the musical style first introduced in Katy's 2012 extended play (EP), "Danger EP", which was "straight-forward house". Idolator's Sam Lansky compared her performance in the song to recording artist Siobhán Donaghy. Critical response to "What Love Is Made Of" was generally positive: most critics noted Katy's vocal performance and commended its sound. Siân Rowe from "NME" was