One unique crochet coaster pattern uses filet crochet reminiscent of vintage doilies. If you can't read filet crochet charts, that's okay because the designer also includes a symbol chart. This pattern is one of a set of three different patterns that you can mix-and-match for square coasters.

Make crochet coasters that are great for back-to-school patterns and end-of-year teachers' gifts. They are available for sale through Ravelry.

What's really great about a kiwi coaster pattern is that you can change the colors on this simple pattern and have an entirely different, creative, crochet coaster.

People always like to crochet fruits and vegetables, and of course they make a perfect theme for coasters, which are most often used during meals. One set of free patterns includes 6 different fruits, so you can mix-and-match designs to make fun coaster sets.

Crochet doughnuts are really popular and of course they are perfect for the kitchen so they make great coasters. Choose a fun, free crochet pattern that includes instructions to make a holder for the coasters when they aren't in use.

Add a simple tail design to any crochet cozy and you can create the mermaid effect. This free crochet pattern is for a cup cozy or can cozy. It is a perfect summertime drink cozy for a picnic at the beach.

A seaside theme is a popular decor choice for bathrooms, and the mermaid tail crochet washcloth is a great addition to that design. This crochet pattern is made using very simple stitches. Some simple twists and seaming create the tail shape. Add some ocean-scented soap or lotion and this makes a great gift! 

How to Crochet Reusable Face Scrubbies

How to Make a Crochet Kitchen Towel