Summary

get some 1 3/4" Suction Cup with Mushroom Head from E-bay
print and assemble.

Print Settings

Printer:

Davinci 2.0

                                            <p class="detail-setting rafts"><strong>Rafts: </strong>                     <div><p>No</p></div></p>                                                                                <p class="detail-setting supports"><strong>Supports: </strong>                     <div><p>Doesn't Matter</p></div></p>                                                                                <p class="detail-setting resolution"><strong>Resolution: </strong>                     <div><p>2.0</p></div></p>                                                                                <p class="detail-setting infill"><strong>Infill: </strong>                     <div><p>100</p></div></p>

Shower soap tray