Row 1: Sc in 2nd ch from hook, dc in next ch, *sc in next ch, dc in next ch; rep from * across, end with a dc in last ch – 22 sts.
Row 2: Ch 1, turn, *sc in next dc, dc in next sc; rep from * across.
Row 3: Ch 1, turn, *sc in next dc, dc in next sc; rep from * across to last 5 sts, dc in next st, ch 1 (for buttonhole), sk next st, dc in next st, sc in next st, dc in last st.
Row 4: Rep Row 2, working into ch-space of Row 3 as if it were a st.
Row 5: Rep Row 2. At the end of Row 5, do not fasten off; work sc evenly spaced around outside edge of Cuff, working 3 sc at each corner. Fasten off.
Sew button to Cuff on opposite end from buttonhole. Weave in ends.