Wall taped soap holder for the shower, two versions 1 with soap letters other in blank so you can add text on the slicer. you can use this kind of tape; Amazon.com: EZlifego Double Sided Tape Heavy Duty, Multipurpose Removable Clear & Tough Mounting Tape Sticky Adhesive, Reusable Strong Wall Tape Picture Hanging Strips Poster Carpet Tape (Extra Large 9.85FT) : Office Products

Layer height 0.2 wall loops 5, top and bottom layers 6 will prevent to water get in the model, printed with PETG you can use PLA, NYLON etc.

Print with the holes facing the plate.