Easy and quickly! And they stay on so well! I made a pair for my 18 months old daugther and they stay on really well. Read about how to make non slip sole for toddlers: http://monpetitviolon.blogspot.it/2011/11/how-to-make-non...

Skill level: easy

Materials:
•30 - 40gr DK-weight yarn (I used 100% cotton yarn, but any other yarn will work good too)
•crochet hook 3.5mm or E, or size needed to obtain gauge.
•4 buttons