Storage Box Xtreme - Level 2

https://growtopiawiki.nbg1.your-objectstorage.com/uploads/8/8f/ItemSprites.png Combination
In any Chemical Combiner, mix together...
https://growtopiawiki.nbg1.your-objectstorage.com/uploads/8/8f/ItemSprites.png Storage Box Xtreme - Level 1 (×2),
https://growtopiawiki.nbg1.your-objectstorage.com/uploads/8/8f/ItemSprites.png Display Box (×20) and
https://growtopiawiki.nbg1.your-objectstorage.com/uploads/8/8f/ItemSprites.png Donation Box (×5).
This recipe will yield 1 item.

Storage Box Xtreme - Level 2 is an unsplicable block which was released in the Summer Season Events update. One can be purchased from the Summer Clash Rewards Store. When wrenched, the player can store up to 40 items.