Fleek, an AI infrastructure provider for the secondhand clothing industry, has secured $25 million in Series B funding, led by Burda Principal Investments with participation from eBay and FJ Labs. This follows its previous funding rounds and will be used to enhance its AI-native marketplace, expand its engineering team, and scale its technology. The company currently connects over 2,000 wholesale suppliers with more than 50,000 retailers globally, having kept over 12 million clothing items in circulation.