COLOUR: Black / INNER MATERIAL: Leather / OUTER MATERIAL: Leather / OUTSOLE: Leather / Crafted from nappa lambskin, the Chloé Ghillies ballerinas pair an almond toe shape with an open-back silhouette. Corset-inspired lacing and gold-tone hardware finish these light ballet flats. Flat ballerina - Lace-up To make this product, Chloé worked with Leather Working Group (LWG) certified leather manufacturers. LWG certifies tanneries based on their water and energy usage, management of chemicals, solid waste, and wastewater.