This insert is made for an Ultimate Guard Deck Case 80+ https://ultimateguard.com/en/deck-case/deck-case-80#/15-color_variation-green This insert is capable of holding

• 40 damage-counter dice.
• 12 competition-legal coin-flip dice.
• 2 special condition markers.
• 2 coins.
• 1 GX marker.

To fit the damage-counter and competition-legal coin-flip dice, arrange them as shown in the second picture (smaller, mint colored cubes are damage-counters, and larger, black colored cubes are competition-legal coin-flip dice) This was all made on Tinkercad https://www.tinkercad.com/things/aJ04T4KVvHS-pokemon-deckbox-insert

also make sure to print it sideways so no supports are needed.