xKNCb is an ERC20 wrapper for the KNC token and the KyberDAO staking and governance process. xKNCb holders express a governance position that votes to maximize reserve rebates. xKNCb is a set-and-forget token, requiring no active participation. ETH staking rewards are automatically reinvested in KNC, allowing investors to compound their KNC position. Holders can redeem for KNC or ETH at any point. Fees are 0% on mint, 0.2% on burn and 0.5% of rewards claimed.