Ebay offers Adidas Women's Duramo SL Running Shoes for $17.85 (reg $70) after code with free shipping.

Apply Code: MUSTHAVE15

Product Description:
Feel light, fast and free. When you're ready to pick up the pace and train for courses up to 10 kilometers, these adidas running shoes support your efforts with comfort. They're light from top to bottom with a soft mono mesh upper and stable LIGHTMOTION midsole. On the track or pavement, an Adiwear outsole provides durability and grip. Made with a series of recycled materials, this upper features at least 50% recycled content. This product represents just one of our solutions to help end plastic waste.