Kelka backpack’s

Adds backpacks that can be improved, thereby increasing the space in your inventory. _It also adds achievements._

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Types of backpacks:

1. Classic – has the inventory of a regular chest

2. Copper – has 9 more slots than the classic one

3. Iron – has a double chest inventory

4. Golden – it has 80 slots

5. Diamond – it has 96 slots

6. Netherite – it has the largest inventory expansion of 144 slots.