With the Plain Trellis Stitch:
Crochet a sleeveless blouse, or a dress.

This crochetology problem is an exploration of one of the simplest in the category of openwork and lace patterns: the Plain Trellis Stitch.

The Trellis Stitch is also known as “fishnet chains” and “arch mesh.” It is also commonly found as net or mesh background in Irish crochet.

More at http://crochetology.net/2009/09/constructing-with-the-tre...