Chain Reaction Afghan Block

The design of the second block reminds me a lot of the interlocking chainmail. The linked chains make it look like some are smaller links than the others, giving a different view all around.

Size
11” x 11” unblocked square

Yarn
8 ply acrylic from Pradhan Embroidery stores

Needle
5.5mm straight or circular needles

Notions
Cable needle