These cute little bobble jogging pants are made using a simple dc and a bobble stitch. They are quick and easy to work up. Then leg cuffs and waistband are made with a sc rib stitch.

Written in English US terms with abbreviations for UK terms

Sizes
Preemie to fit 13 inch waist
Newborn to fit 14 inch waist
0-3 Months to fit 16 inch waist
3-6 Months to fit 17 inch waist
6-12 Months to fit 18 inch waist
1-2 Years to fit 19 inch waist

Materials
3 and 4mm hook
Approx 70 / 90 / 110 / 140 / 170 / 200g of dk / 8ply / light worsted yarn

Gauge Square
With 4mm hook
Row1 Ch12, dc in 4th ch from hook and each chain across. (9) Turn
Row2-4 ch1, dc in base of ch1, dc 7. (9) Turn

Square should measure 5 cm wide by 5 cm tall.