Hanna Andersson launched its “Hanna-Me-Downs” peer-to-peer resale marketplace in 2023 to offer parents a sustainable way to exchange pre-loved Hanna pieces and extend the life of durable, stylish clothing. It has since become the No. 1 resold children’s brand in the U.S., reselling more than 160,000 items. In this video interview, Total Retail Editor-in-Chief Joe…