Gumnuts

Mint decoupage papers come with comprehensive instructions or you can view methods of application in the tutorial section on the Mint by Michelle facebook group/youtube channel or on their website.
Papers may appear larger/smaller in the web preview than they actually are. 
A3 - 297mm x 420mm / 11.7" x 16.5"
A1 - 594mm x 841mm / 23.4" x 33.1"