Mad Hatter costume interpretation I did from the 2010 Alice in Wonderland film with costumes by Colleen Atwood! More details in comments below. : r/sewing
How to Cosplay the Mad Hatter for This Year's Comic Con | Frank Beddor
Mad Hatter Women's Costume
Manuel D'Andrea's Outstanding Mad Hatter Cosplay
Mad Hatter (batman) Cosplay by Maspez on DeviantArt