On January 10, 2022, Wonderwall ArtLab teased its fashion collaboration with Kang Daniel on its social media. The first pre-orders opened on the 14th. Fashion pieces were designed by Daniel.[s][s] Wonderwall rolled out a second round of pre-orders in March 2022.[s]
On February 10, 2023, Wonderwall revealed a Valentine’s Day merchandise collaboration. Wonderwall also helped distribute his First Parade Seoul concert merch.[s] [s]