Stablecoins have emerged as a critical innovation within the cryptocurrency ecosystem, offering price stability in an otherwise highly volatile market. Pegged to traditional assets such as fiat currencies or commodities, stablecoins enable seamless transactions, liquidity management, and risk mitigation. They play a vital role in trading, decentralized finance, and cross-border payments. This article examines the structure of stablecoins, their economic significance, and the risks associated with their use.