Download: free
Website: Thingiverse

Tags:
box, screw, screw box, twist, twisted, twisted box,

Download: free
Website: Printables

Tags:
decoration, box, decor, gift, mechanical,

Download: free
Website: MyMiniFactory

Tags:
box, container, gears, gift, mechanical, steampunk,

Download: free
Website: Printables

Tags:
box, origami, paper, art, geometric,

Download: free
Website: Thingiverse

Tags:
box, dovetail, geometry, illusion, impossible,

Download: free
Website: Thangs

Download: free
Website: Printables

Tags:
puzzle, brainteaser, hidden, riddle,

Download: free
Website: MyMiniFactory

Tags:
box, container, gift, mechanism, iris, irisbox,

Download: free
Website: MyMiniFactory

Tags:
box, container, gift, storage, iris, aperture,

Download: free
Website: MyMiniFactory

Tags:
box, container, desk, gift, puzzle, storage,

Download: free
Website: Printables

Download: free
Website: Thingiverse

Tags:
joystick, twist rudder controls,

Download: free
Website: Printables

Tags:
cute, model, kirby, tensegrity,

Download: free
Website: Thingiverse

Tags:
clip, iris box,

Download: free
Website: Cults

Tags:
clip, iris box, containers,