Woombie New Original - Key Lime swaddler for big baby (14-19lb)
like this:
http://www.diapers.com/p/woombie-new-original-36628
I got this for my 4 month old, but he doesn't like to be swaddled, so it's washed by only used once. I still have the orginal package. paid $30ish, asking $15
Baby boy sleepers & blanket 3month