This pattern uses a knit/purl pattern to create arrow points. Though not reversible, the pattern looks good on both the front and back.

The pattern includes both written instructions and a chart.

Pattern Corrected 1/16/2024:
Page 8, Row 32 should read:

Row 32 (ws): k1, k1, p4, k4, p7, k4, p4, k2 *