Per a message on Facebook:
TheMonkees All tour merch will be available on Monkees.com after the end of the tour!
For pricing and pictures of tour merchandise, click here.
UPDATE 3/21/13: Rhino, via the Monkees Facebook page, reports that 2012 merchandise will be available on Monkees.com soon.
UPDATE 7/19/13: 2012 merchandise is still not available online, but some items from the 2011 tour are for sale on Monkees.com.
To see merchandise being sold on the 2013 tour, click here.
Monkees Farewell Tour
Dolenz sings Nesmith