Amazon has the Contigo Autoseal Kids 14-Ounce Trekker Cup, Set of 2 for $9.
99. They also sell them as singles for about the same price so make sure
you are purchasing the set of 2 for this price. Comes in Green/Blue or
Purple/Teal:
Link: http://www.amazon.com/gp/product/B0044WCLJS
Also available is the Contigo 16-Ounce Double Wall Stainless Steel Vacuum
Insulated Tumbler in Silver color for $14.99 @Amazon.com FSSS
Link: http://www.amazon.com/gp/product/B001RMGVU8/ref=ox_sc_act_title
I looked for both of these at the local Costco and they did not have either
so I ordered both from Amazon.
