We made this model in Morphi app by adding and subtracting cylinders cubes, cuboids and ellipses. www.morphiapp.com This model is positioned for optimal printing but will require support beneath it for it to print properly. Print this model or design your own in the app. In Morphi, users of all skill levels can make 3D printable objects on the go using touch, without wifi or a mouse. Download the app for free for iPad and IPad mini on the App Store. https://itunes.apple.com/us/app/morphi/id833530351?mt=8 Coming soon for Android!Copyright 2014-2015, The Inventery, Inc.