High heels from Jacquemus. Les Slingbacks Poisson Shoes are slingback shoes crafted from glossy tanned eel leather with a rounded toe and ankle strap. The design features rounded square buckles with a gold-tone Jacquemus logo, lambskin lining and sock lining, and an embossed logo on the insole. The asymmetric Tourni heel has a lacquered finish and contrasting sole, while the outsole is crafted from leather.