This a new encasement for a vibrator. It has a organic form. There are two different version, one of them is more thin on the top. Both version comes with a cap which are fixed with 3 M3 screws.

body interaction develops OSHW development boards for vibrators.
http://www.bodyinteraction.com
Improve and make your own with Tinkercad:
https://tinkercad.com/things/5aSU5KCTWal
https://tinkercad.com/things/k8JcnN2Eqtj (wide)

This video show the assembling of the 3d printed form and the Arduino compatible board:
https://youtu.be/BoJWXSxart0
http://wp.me/p2TZiU-zjS