The Weighted Companion Cube (Portal). Do you prefer with the thick

Aperture Science Weighted Storage Cube, Half-Life Wiki

Portal 1: Late Play #06 – Weighted Companion Cube

Portal 2 Companion Cube Money Bank, Gadgetsin

Portal Weighted Storage Cube Table

Weighted Portal Cube (In Color) - Heart 1 (HXN7KBZAT) by WandererTJ

ArtStation - Rubik's Weighted Companion Cube

Portal Companion Cube 12 x 12 x 12 Flat Empty Gift Box

I made a Weighted Storage Cube from Portal 2! : r/gaming

Hand-Machined Companion Cube Can Be Destroyed And Rebuilt