I ran across http://shapeshifter.io/, which makes it super easy to design 3D printable items like vases, & bowls, etc. I thought I'd try my hand at it, this was the first item I came up with: Simple vase. No, I'm not a spokesman for them, but I thought others may find the site a good resource as well ;)Printed successfully on a Replicator(1), glass built platform with hairspray. Used MakerWare's 'medium' settings, modified: If you want to modify this vase design, here is a direct link to the ShapeShifter page with its settings: http://goo.gl/oZcwRV