The Calvin Klein Jeans Vulk Flatform Bold Fluo Contr Women’s White Trainers features a bold and vibrant fluorescent yellow and green color-blocked pattern on the outsole, which adds a pop of color to the clean white upper. These trainers are made with high-quality materials to ensure durability and comfort. The upper is made of a soft and breathable synthetic material that hugs the foot, while the cushioned footbed provides support and comfort for all-day wear.