Thumbstone

Calm a restless thumb with a pocket stone

A pocket worry stone with a thumb-shaped hollow. The 46 mm egg outline sits in the palm, its soft 5 mm rim frames a shallow dish exactly where the thumb falls, and the underside carries one engraved word. Rub it on the train, in a meeting or before a hard call.

Customize this model

Size: 46 × 36 × 10 mm
Shape: Egg-shaped
Walls: 5.0 mm
Volume: 9.3 cm³
Est. weight (PLA): 11.6 g
Parts to print: 1
Category: Travel & everyday carry
Made by: Krypto
Built in: 11 steps

What’s in it

Egg-shaped, 46 × 36 × 10 mm, with 5.0 mm walls
Engraved text: “BREATHE”

How to print it

Print in silk or marble PLA at 100 % infill so it has weight.

Prints as shown on its floor, no supports.

Filament: at most about 11.6 g of PLA printed solid (roughly $0.23 at $20 per kg); normal infill uses less.

To get the files, open it in the generator and choose File › Download STL (one file per part) or Download 3MF (every part on one plate).

Questions

What size is the thumbstone model?

The thumbstone model measures 46 × 36 × 10 mm (width × depth × height). You can change every size in the free SO3D.xyz generator before you download it.

Does it need supports?

No. Print in silk or marble PLA at 100 % infill so it has weight. Prints as shown on its floor, no supports.

How much filament does it use?

At most about 11.6 g of PLA (9.3 cm³ printed solid), roughly $0.23 of filament at $20 per kg. Normal infill uses less.

Can I change it?

Yes. Open it in the SO3D.xyz generator (free, in your browser), change the size, walls, dividers, holes, text or anything else, then download it as STL or 3MF for your slicer.