●Rubber ●Rubber sole ●Mens running-inspired shoes for comfort ●FLEXIBLE UPPER: Soft textile upper is stretchy and comfortable ●CUSHIONED MIDSOLE: Cloudfoam midsole for step-in comfort and superior cushioning ●RUBBER OUTSOLE: The rubber outsole provides outstanding grip and a sleek, low-profile look ●MADE WITH RECYCLED CONTENT: 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