Is this 3D model free to download?

Yes, 2.5" Sphere Bath Bomb Mold is free to download from MakerWorld. Open it in the free Thinger app, or use the "Download from MakerWorld" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by MakerWorld. Use the "Download from MakerWorld" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by soapfistication, published on MakerWorld. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

2.5" Sphere Bath Bomb Mold 3D printable model by soapfistication

2.5" Sphere Bath Bomb Mold

Source: MakerWorld by soapfistication

The 2.5" Sphere Bath Bomb Mold is a free printable 3D model from MakerWorld by soapfistication. These files will make a bath bomb mold to make 2.5" sphere bath bombs. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from MakerWorld

177 saves Source: MakerWorld Updated 2026-10-29 Print time: 2h 29m Filament: 91 g License: CC-BY-NC-SA · non-commercial ★ 5.0 (1) 59 makes Category: Tools & Workshop

Tags: bath bomb mold, bath bomb mould, bath bomb, bath bomb sphere, sphere mold, bath, sphere, mold, mould

About this model

These files will make a bath bomb mold to make 2.5" sphere bath bombs. The mold is for people who make their own bath bombs and is designed to be used by hand. This mold will make molding your bath bombs so much easier than metal and plastic sphere molds. You'll get consistent results every time! There are 2 files required to make this mold: 1 mold sleeve, and 1 mold cup (you will print 2 copies of the mold cup). Finished weight and size of bath bomb is dependent on how much mix you put into the mold. Bath bomb in photo (made with this mold) is approximately 150 grams / 5.25oz.

Frequently asked questions

Is this 3D model free to download?: Yes. 2.5" Sphere Bath Bomb Mold is free to download from MakerWorld. Open it in the free Thinger app, or use the "Download from MakerWorld" link above to open the original listing.
Where is the STL hosted?: The download is hosted by MakerWorld, not by Thinger. We link you directly to the original listing by soapfistication.
Who made this model?: Designed by soapfistication, published on MakerWorld. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.