16oz 450ml for $26.40
12oz 340ml for $24
8oz 225ml for $22.40
4oz 112ml for $20
I don't have one so can't speak to their quality but find these are good safe gifts for people you don't know hugely well and using one often gets you a discount on a takeaway coffee.
I got the 12oz a while back. I like em. Good shape and easy to drink out of. Not spill-proof though.