These socks are made of cotton and can be worn year-round. They come in a set of 5 pairs(^^) They have a colorful striped design. Condition: New, unused The package has been opened once to check the contents. Size: L (6-8 years old, 17cm-19cm) Other sizes are also available. ※ These are imported products, so there may not be tags or washing instructions. The size may be printed on the bottom of the socks. Please refrain from purchasing if you are looking for a perfect product. ※ Please understand that there may be slight variations in size. I also have other socks for sale, so please take a look if you'd like ♫ Pattern/Design: Stripes