This product is an soil to dip adapter with a twist. These have our patented "EZ" technology which means that soldering the surface mount component is simple, and as with all of our "EZ" boards, we are the only company with a patented solution for easily soldering surface mount parts. Included in the package are 1.27mm pitch adapter boards for 8 leads, 18 leads, and 28 leads and a row of headers to use the boards with a breadboard.