Nisolo Emma d'Orsay Oxford Size 6 1/2 Black Unique d'Orsay design Slip-on construction with internal elastic stretch Premium cushion insoles: shock-absorbing and antimicrobial. High quality, breathable leather Leather lining Waterproof leather upper Slip-free rubber heel cap Stacked leather heel Leather Working Group Certified tannery Veg-tanned leather soles