This is the first in a series of customizable bracelet designs. Small (55), Medium (60), or Large (65) demo files are included here, but why not customize it yourself? Press "Open in Customizer" to set your own diameter, height, and thickness. The shape of the bracelet is based on the function 1+sin(3t). For more information on the mathematics, OpenSCAD code, and printing of this model, see the link below. MakerHome, Day 320: http://makerhome.blogspot.com/2014/07/day-320-tri-customizable-function.htmlSuggested print settings are .3mm layer height with raft but no supports. Tested on a Replicator Mini.