Skinny leg, cotton jeans - Skinny Jean | Koton skinny jeans, loved for their flexible texture that hugs the legs tightly, are appreciated by children with their design and can be easily combined with t-shirts and shirts.; Indigo Product Usage Information: The indigo dye used in our product may give some color to your clothes during use.; We recommend that you wash them inside out and alone for the first wash, and inside out and with colored laundry for subsequent washes.