Length approximately 50cm (length to heel) Foot size length approximately 21cm (heel to toe) Stretch material There is no size indication, but I think it was a size like 21-24cm. Used by a child several times. There is color fading on the part that touches the shoes. There is no problem with wearing it, but please do not purchase if you are concerned. I checked by putting my hand in, but I couldn't find any holes, but please purchase only if you understand that this is a private seller. Long socks with black and yellow stripes. - Color: Black and yellow stripes - Type: Long socks - Design: Striped design Thank you for viewing.