Tulip glitter flats by ILSE JACOBSEN HORNBÆK. The upper is made of recycled microfiber with a sparkly glitter surface decorated with a fine laser cut pattern. It is attached to our iconic Tulip outsole in match color. Made of 75% natural rubber and 25% recycled rubber, with match colored recycled thread, using no glue. The insole, lined with pig suede, has padding and support, ensuring great comfort.