Gauge
24 stitches and 32 rows = 10 cm
in stocking stitch using 3.75 mm needles

Measurements
To fit chest
40 46 51 56 cm (16 18 20 22 in)
Length from shoulder
22 25.5 29 33 cm (8¾ 10 11½ 13 in)
Sleeve seam (approx)
13.5 16 18.5 21 cm (5¼ 6¼ 7¼ 8¼ in)

Each source has a different set of recommended yarns. The following is from the Teddy version.

Materials
Teddy Family DK or Teddy Vanquard DK
1 2 2 2 100 gram balls
Teddy Softspun DK
1 1 2 2 100 gram balls
Koala DK
1 1 1 2 100 gram balls
Stitch holders.