One of the most popular and powerful tools for creating vector graphics is Adobe Illustrator. Creative designer use Illustrator for many different tasks e.g. designing logos, icons, business cards and drawing illustrations. Illustrator have many build in tools you can use to draw and manipulate vector shapes, however the Paintbrush Tool (B) is probably one of the most used and most powerful. Illustrator brushes let you stylize the appearance of paths. You can apply brush strokes to existing paths, or you can use the Paintbrush tool to draw a path and apply a brush stroke simultaneously. As you explore the featured of the brush tool, you will find that there are different types of brushes available in Illustrator: calligraphic, scatter, art, pattern, and bristle. The brush types are illustrated and explained at the end of the article. Illustrator brushes can be applied to paths and strokes and they are great for creating cool stroked designs in a snap. Illustrator brushes are vector based and you can modify them to suit your design needs. This is done by changing the brush characteristics like e.g stroke width, weight, colors, and more. The real fun, however kiscks in when cool free Illustrator brush patterns are loaded into your environment and used to create unique designs. You may have noticed that there are fewer free brushes available for Illustrator compared to Photoshop. However, if you look around carefully there are plenty of high-quality options available. For this article I have collected tons of beautiful and useful Illustrator brush sets you can add to your collection. If you are new to Illustrator, you will find a lot of great tip and techniques in the huge tutorial collection at Tripwire Magazine. Talk bubbles is one of the Illustrator brush sets that will give you a cartoony feeling to your design. It has different designs for conversations bubbles. The Illustrator brush set 2 is an Illustrator CS3 compatible. It is another scatter brush set that’s good for flowery-like backgrounds. This set contains 64 High Quality Illustrator Brushes of Marker Pen Strokes and Scribbles. You’re free to use them in both personal and commercial works. Enjoy! This contains an AI file which is compatible with Illustrator 9 – CS4. It is ideal for backgrounds or things that needs smoke, mist or a steam. Brush made for an illustrator that contains different styles of flourishes. All brushes in this particular set are already set for proportional and also hue shift which means they will always look good no matter what size or color you use in addition to them. Source.