You can easily drag the artwork into your document and the swatch will be imported to the swatch panel of your document.
As with all vector patterns, it is editable in Illustrator, meaning the color, size and distribution can be customised.
For more information on how to edit and use seamless patterns in Adobe Illustrator, check this out.
This seamless vector pattern can be used for any purpose, including commercial, this does NOT include re-distribution as a pattern, on it’s own or in a pack and must be part of a larger composition, i.e: not a spoon flower pattern.
No attribution is required.