Description: Rubber sole socks for babies. They help children to crawl, due to the anti-skid properties of rubber making the whole process safer. The rubber sole is soft and elastic, which enables to flex feet. The top is made from cotton, so it is friendly to the skin and breathable.Washing instructions: wash at or below 30°C, do not bleach, do not tumble dry, drip dry, do not iron, do not dry clean