Ilse Jacobsen Tulip 139 slip-on sneakers in black feature a laser-cut microfiber upper with a distinctive scalloped pattern. These lightweight shoes are designed with a flexible cream-colored natural rubber outsole, hand-stitched with matching thread for a durable, glue-free construction. The breathable perforated design and cushioned insole provide all-day comfort, making them an ideal choice for travel or everyday wear.