Women's Vionic Demetra Slip On Sneaker Tan Pony Hair Leopard print Black back Size 8 Vionic Demetra Women's Casual Slip-on Sneaker. The classic Midi gets an upgrade with leather or croc embossed and leather combination. Featuring twin gore panels for easy on- easy off and a rubber sole for around-the-clock comfort. Vio-Motion Support is an innovative approach to foot health: Vionic conceals biomechanical technology into each shoe. All-day comfort is a difference you can feel. Deep heel cup provides essential stability. Stylish and comfortable footwear that incorporates a podiatrist designed biomechanical footbed. Vio-Motion Support is an innovative approach to foot health: Vionic conceals biomechanical technology into each shoe. All-day comfort is a difference you can feel. Deep heel cup provides essential stability. Leather Vio-Motion Support is designed to provide you with proper alignment- which can help reduce common aches and pains by aligning you from the ground up. Featuring twin gore panels for easy on- easy off and a rubber sole for around-the-clock comfort.