Calvin Klein VULC FLATFORM LOW Trainers in Black/Bright White. These casual trainers feature a leather upper, mesh lining, and rubber sole. They have a lace-up closure and a low platform heel. Designed for comfort and breathability, these trainers are a low top style, perfect for everyday wear. The product code is YW0YW017710GM. These elegant lace-up platform trainers impress with their stylish design and premium material. The Calvin Klein branding adds the final touch. The comfortable foam insole provides extra support when walking. The premium quality material ensures they're comfortable to wear all day long. The upper is 100% leather.