Summary

Just a simple cover to replace the broken one. I didn't find a model with holes, so I designed it by myself.
Modeled in FreeCAD, (source file included here), sliced in Slic3r, printed by a Prusa I3.

Print Settings

Printer:

Prusa I3

                                            <p class="detail-setting rafts"><strong>Rafts: </strong>                     <div><p>No</p></div></p>                                                                                <p class="detail-setting supports"><strong>Supports: </strong>                     <div><p>No</p></div></p>                                                                                <p class="detail-setting resolution"><strong>Resolution: </strong>                     <div><p>0.2</p></div></p>                                                                                <p class="detail-setting infill"><strong>Infill: </strong>                     <div><p>100%</p></div></p>

How I Designed This

                <p class="detail-image"><img src="https://cdn.thingiverse.com/assets/6b/72/c4/37/2c/Schermata_del_2017-02-18_135935.png"></p>

Yet Another Tootbrush Head Cover