Row 1: Single crochet in 2nd chain from hook and in each chain across - 72 single crochet.
Row 2: Chain 1, turn, working in back loops only, single crochet in each single crochet across.
Repeat Row 2 until only about 2 yds. (2 m) of yarn remains.
Do not fasten off.
Fold piece in half, matching last row to first row. Working through both layers, slip stitch in each stitch across to join. Fasten off.
Weave in ends.