Towel rack ends made to hang on the top of a glass shower door and hold a 1-inch diameter acrylic rod.
Modeled in OnShape. Source here: https://cad.onshape.com/documents/26070589d684357525c14dea/w/e83d222e30fdf592abc3159f/e/6a7c7ddd5d1c364735403900?renderMode=0&uiState=650650b1caf63508b5a87bf6
The author marked this model as their own original creation.