You want to give flowers, but you want them to last, and ââ?¬Å?silkââ?¬Â flowers just wonââ?¬â?¢t do. Make your sweetheart something a little more durable, and pick the colors that theyââ?¬â?¢ll like most. Available in the MakerBot Store Gumball Machine for a limited time!Plug flower into top of stem, then plug bottom of stem into vase. For best results, print with the following settings: Flowers Infill = 0 Layer Height = .25 Shells = 0 Stems Infill = 10 Layer Height = .25 Shells = 1 Vases Infill = 10 Layer Height = .25 Shells = 1