Materials:
4.00mm(U.S G/6) crochet hook or size needed to obtain gauge
3.00mm (U.S D-3) crochet hook for the finishing
Cotton DK yarn. I used Sirdar Cotton DK in the colours Breaking Waves (538) & Breeze (542). See chart below for approximately how much yarn you will need.
tapestry needle
Gauge:
18 stitches/25 rows= 10cmX10cm (4X4 inch) square in single crochet

1-2
47cm/18.5in
30.5cm/12in
530m/580yards/250g
3-4
53cm/21in
33cm/13in
636m/696yards/300g
5-6
61cm/24in
35.5cm/14in
742m/812yards/350g
7-8
63.5cm/25in
39cm/15.5in
848m/928yards/400g
9-10
67cm/26.5in
43cm/17in
954m/1044yards/450g