Coinbase Derivatives Exchange has announced that it will launch "US Perpetual-Style Futures" products in the U.S. market on July 21, 2025. The offerings will include nano Bitcoin (0.01 BTC) and nano Ethereum (0.10 ETH) contracts. These products are designed as long-dated contracts with a 5-year expiration and use a funding rate mechanism to stay in line with spot prices, supporting 24/7 trading.