Ch 74
Row 1: Hdc in 3rd ch from hook; hdc until end of row. 3 hdc in last st; hdc across opposite side; 3 hdc in last st. join in first hdc (NOT ch).
Row 2: Ch 2. In back loop only (BLO), hdc in same st as join and in each st across; 2 hdc in each of 3 corner sts; hdc across other side; 2 hdc in last 3 corner sts; join to first hdc.
Row 3: Ch 2. In BLO, hdc in same st as join and in each st across; (hdc, 2 hdc)3x over the three 2hdcs in previous row; hdc across opposite side; (hdc, 2hdc)3x over the three 2hdcs in previous row; join in first hdc.
Row 4: Ch 2. In BLO, hdc in same st as join and in each st across; over 6 corner sts work (hdc, 2 hdc)3x; hdc across opposite side; over last 6 corner sts work (hdc, 2 hdc)3x; join in first hdc.
Row 5: Ch 2. In BLO, hdc in same st as join and in each st across; in 7 corner sts work (2hdc, hdc)3x, 2hdc in 7th st; hdc across; in last 7 corner sts work (2hdc, hdc)3x, 2 hdc in 7th st; join to first hdc.
Row 6: Ch 2. In BLO, hdc in same st as join and in each st across; in 8 corner sts work (2hdc, hdc, 2hdc, ch 2, sk 2 sts, 2hdc, hdc, 2hdc); hdc across opposite side; in last 8 corner sts work (2hdc, hdc)4x; hdc until end of round; join to first hdc.
Row 7: Ch 2. In BLO, hdc in same st as join and in each st across; in 8 corner sts work (2hdc, hdc, 2hdc, 3hdc in ch, 2hdc, hdc, 2hdc); hdc across opposite side; in next 8 corner sts work (hdc, 2hdc)4x; join in first hdc.
Row 8: Ch 2. In BLO, hdc around.
Row 9: Border of your choice! I opt for reverse single crochet in the back loop only.
Finishing:
Wrap around head to find where button placement should be. Sew on button of your choice, weave in ends, and you're good to go!