Necklaces tend to tangle all most as easily as the headphones you used to shove in your pocket. This is the solution! These mini crates are magnetic, stackable, fully Gridfinity compatible, and come in a variety of fun colors! 3D printing settings

Print without supports. 0.2mm layer height Material changes at layers 14 and 99

Remove the supports in the magnet holes. Press fit two 3mmx 3mm cylindrical magnets into the hole inside the hole. Be careful not to apply too much force; the flange the magnet sits in is cantilevered and can break. Set one 6mm diameter x 3mm long magnet on each of the smaller ones from the previous step to ensure alignment. Then press the magnets into place till they are flush with the bottom of the bin.