sBTC (SBTC) is a synthetic asset that represents the value of Bitcoin (BTC) on the Ethereum blockchain. It is created by locking BTC as collateral in a smart contract, allowing users to gain exposure to Bitcoin’s price movements without actually owning the underlying asset. sBTC can be traded and used in decentralized finance (DeFi) applications on the Ethereum network. As a synthetic asset, sBTC aims to provide liquidity and accessibility to Bitcoin markets for users of the Ethereum ecosystem.