The iconic Tulip shoe by ILSE JACOBSEN HORNBÆK. The upper is made of recycled microfiber with a decorative laser cut pattern attached to our iconic Tulip outsole, 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. This style comes in several different color options.