Recycled rubber represents a transformative and environmentally imperative material, derived primarily from the post-consumer processing of end-of-life tires (ELTs) and industrial rubber waste, converting a significant global waste challenge into a valuable resource for a circular economy. This sustainable material is predominantly produced through a mechanical or cryogenic grinding process that shreds and pulverizes vulcanized rubber into fine, consistent granules known as crumb rubber, which then serves as the foundational feedstock for countless new applications. The environmental imperative for this industry is substantial, with over 1.5 billion tires reaching the end of their service life globally each year; recycling them prevents them from occupying landfill space, eliminates dangerous stockpiling that poses fire and mosquito breeding risks, and significantly reduces the demand for virgin rubber—thereby conserving natural resources and lowering the carbon footprint associated with new rubber production. The technical performance and versatility of recycled rubber are remarkable, as it retains key elastomeric properties such as durability, shock absorption, slip resistance, and weatherability. This makes it an ideal component in molded and bonded products for a vast array of sectors: in sustainable construction and infrastructure, it is used for rubber-modified asphalt for longer-lasting, quieter roads, safety tiles and playground surfaces that protect against falls, athletic tracks, and vibration-damping railway sleepers. In automotive and industrial settings, it finds new life as floor mats, mud flaps, gaskets, and conveyor belts. Consumer goods extensively utilize recycled rubber for footwear soles, doormats, and yoga blocks, while landscaping benefits from its use as mulch and erosion control materials. The economic and functional advantages are compelling; products made from recycled rubber are often more cost-effective than those from virgin materials, offer superior longevity and performance in specific applications like impact attenuation, and contribute directly to corporate and municipal sustainability goals by diverting waste and incorporating post-consumer recycled content. The industry continues to innovate with advanced devulcanization technologies that aim to break the sulfur cross-links in rubber, potentially allowing the material to be re-vulcanized for higher-value applications, further closing the recycling loop. Choosing recycled rubber products supports a critical market for ELTs, drives innovation in material recovery, and promotes sustainable manufacturing practices. As global emphasis on resource efficiency and circular economic models intensifies, recycled rubber stands out as a proven, high-impact material that turns a persistent waste problem into a spectrum of durable, practical, and eco-conscious products, underpinning greener construction, manufacturing, and community development worldwide.