A bigger microSDHC for your flashcard is also nice; as it is class-10, copying files over is much faster. There's also 32GB Class-4 SDHC that you could use for the 3DS for the same price (Class 4 is fine for 3DS, AFAIK).
Source: http://www.redflagdeals.com/flyers/walmart/boxing-week-dec-26-to-dec-31-2013-22885/?page=8#flyer
Source: http://www.redflagdeals.com/flyers/walmart/boxing-week-dec-26-to-dec-31-2013-22885/?page=8#flyer
