Durable Calfskin Upper: The upper of these women's oxfords is made of calfskin, which is not only wear-resistant but also retains the natural grain of the leather for a simple yet stylish look All-Day Comfort: These chunky oxford shoes for women feature a cow leather lining and a high-resilience sponge insole wrapped in cow leather. These platform oxfords have exceptional breathability, a snug fit, and a comfortable walking experience Non-slip Sole: Featuring a 1.69 inches lightweight and slip-resistant rubber foam sole, these leather oxford shoes are ideal for confidently navigating various surfaces, from office floors to outdoor gatherings Lace Up Closure: These dress work shoes showcase an easy slip on construction with an adjustable lace-up closure, which can adjust the elasticity to make your feet fit more closely to these black oxfords In excellent used condition. Size is 240 but converts to a US size 7-7.5 womens. Size chart added into photos for reference.