Backpack

Backpacks are unlocked in the Leather collection, and can be interacted with to open and store items. It can be opened by going to Storage in your SkyBlock Menu and right clicking one of the backpacks you have stored.

Due to the Backpack revamp, all legacy backpacks have been made obsolete. If you had any items stored in your legacy backpack, you can right click it to store it in the Storage menu.

Crafting
There are 5 sizes of the backpack:

Dyeing
Backpacks can be colored with 8 of any color Dye. (Backpack in middle surrounded by a single color of Dye)

Example (using Gray Dye):

An overview of all colored backpacks:

Trivia

 * A backpack cannot be placed in another backpack, nor sold to an NPC.
 * Backpacks are notorious items used in Scams by hiding junk items inside and trading them away as something else. A hidden update on May 27, 2020 revealed that item names were stored inside a backpack, making backpack scams less effective; this change has since been reverted.