To make Bella, you will need the following:
This list is for a default Bella Block. If you have/are making changes to the block you may need to get additional items such as closures, binding etc.
A block is a basic shape on which other patterns are based. They are sometimes also called slopers, although purists will argue that a block and a sloper are different things.
Blocks are typically not made as-is but rather serve as a basis for other patterns.