Genius slipper design where you knit a short "scarf", fold and sew onto your bottom. Garter stitch extra chunky yarn about wide, and however many rows you need, then sew into the 2 layers of the felt bottom.
A cuff-down cabled sock designed originally to fit into the Cables category for Sock Knitters Anonymous September 2014 Challenge. Uses a 74 stitch leg and 64 stitch foot. Sizing can be adjusted by using heavier weight yarn and larger diameter needles.