Rightly named as using the word as simple as the Tunisian Simple Stitch and Tunisian Slip Stitches are used in this. The stitching combinations creates a striping effect but it also creates the appears of a checkboard. It’s really neat.

Yarn:
Red Heart® Hygge™ Yarn: 5 oz/141 g; 132 yds/121m --
Contrast A: Sterling - 4 balls + Contrast B: Powder - 4 balls

Hook:
US P/16 (11.5mm) 12” Tunisian Crochet Hook, or size needed to obtain gauge