For BTC perpetual futures contracts, the minimum order size is 10 USDC and 0.0001 BTC.
For ETH perpetual futures contracts, the minimum order size is 10 USDC and 0.0001 ETH.
For LTC perpetual futures contracts, the minimum order size is 10 USDC and 0.01 LTC.
For XRP perpetual futures contracts, the minimum order size is 10 USDC and 1 XRP.