1 pair of size 3.75 mm needles are used to make the polo collar.

Measurements
To fit chest
56, 61, 66, 71 cm
22, 24, 26, 28 inch
Length from shoulder
32.5, 35.5, 40.5, 46 cm
12¾, 14, 16, 18 inch
Sleeve seam
20.5, 26.5, 31.5, 37 cm
8, 10½, 12½, 14½ inch

Each pamphlet has a different set of recommended yarns. The following are from the Teddy version.

Materials
TEDDY Double Knitting
Family DK or Classic DK
Main 2, 2, 2, 2 X 100 gram balls
Contrast 1, 1, 1, 1 X 100 gram balls
Baby Softspun DK
Main 2, 2, 2, 2 X 100 gram balls
Contrast 1, 1, 1, 1 X 100 gram balls
Springtime DK
Main 7, 7, 8, 8 X 25 gram balls
Contrast 2, 2, 2, 3 X 25 gram balls
Stitch holders.