This book is a valuable guide for researchers, engineers, and enthusiasts seeking to understand how perovskites can revolutionize the wearable technology landscape. It covers various aspects, beginning with an introduction to wearable electronics and followed by an exploration of crucial materials for wearable devices. The text then delves into the properties, tunability, and characterization techniques of perovskite materials, showcasing their potential in wearable sensors and energy devices. Discussions include the integration of perovskites into wearable devices, along with practical techniques for incorporation. The book concludes by highlighting diverse applications of perovskite wearables and offering insights into future possibilities.