I got one of these for christmas!
They are awesome. Made of used cups – what a perfect present for someone.
Take a look at their website here: https://www.rcup.co.uk/
I have been using it at work:
But found that I need a bigger one for my tea! So I will keep using my old R2D2 drink container and use rCup when out and about to save using any other cups. Here it is in my car:
Follow them on twitter and check it out online (now off to search for more rCup products!) Jon