From the first ring to the last. Dark blue patent leather college ballet flats with adjustable closures. They have breathable lining, flexible sole, and a very padded and breathable leather insole. The cut is made of leather tanned in tanneries that follow a more sustainable protocol according to Leather Working Group (LWG) standards. Comfort and quality at the same time! - Wear resistance. - Reinforcement materials. - Very light, non-slip and flexible sole. - Breathable, absorbent and quick-drying lining and insole.