Cute booties with variations for a girl or boy! Pattern is in US terms.

Supplies:
Yarn: Worsted Cotton, such as Peaches & Crème/Sugar ‘n Cream 4-ply Worsted cotton yarn.
Skeins: One skein is plenty to complete a pair, but you will need more than one skein for contrasting colors.
Hook: 3.75 mm (F) hook results in a 3.5” (9 cm) long shoe
4.0 mm (G) hook results in a 4” (10.2 cm) long shoe
5.0 mm (H) hook results in 4.5” (11.5 cm) long shoe
Other: Yarn needle, 5/8” (1.5 cm) button, thread, sewing needle