What's on trend at the moment? Mason jars are a big hit currently - whether for actual practical applications or for all kinds of creative decorative styling. There are several products that will help you get in on this - The 100th Anniversary Blue Mason Jar from Ball is an excellent start for crafting your own decor pieces - make a candle holder, a light (if you're techy enough) or serve your favourite party drinks in it.
Better yet for the latter is this Preston Glass Mason Jar with a handle - sure to be the talk of the next get together at yours.
Some inspiration from the blogosphere for Mason Jars: