・ Soft to the touch, mainly using cotton. ・ Stretchy and easy to put on. Hard to slip off! ・ The wide-area non-slip grip provides excellent fall prevention, protecting the safety of babies learning to walk. ・ Excellent moisture absorption and breathability. ・ The elastic design fits snugly on the baby's legs and doesn't slip off, without feeling restrictive. There are unused socks and socks that have been worn once. The size is M. Please check the age guide in the 5th image.