Wire crochet loom L , ISK invisible spool knitting starter tool $8. "A unique tool to make ISK invisible spool knitting EASY ! A medium size crochet loom, to make 40 stitches based patterns , such as the yoolaflower . The new ISK starters were developed specifically to accommodate the requirements of Wire crochet knitting & follow yoola’s patterns. Size : diameter 1.9″ (5cm)"