The Manteca 4 Zero Waste is one of the most sustainable shoes DC has ever made. Featuring an upper made from 100% recycled content and the durable eco-tech of our new RE/GRIP™ rubber outsole, this is a smarter and more sustainable Manteca for those who wanna tread lightly. Features Upper: All Upper Are Made of Recycled Content Padding: Foam Padded Collar and Tongue for Comfort Tongue Centering straps Lining: Recycled NatureTex® mesh lining for sustainable breathability for Added Comfort Eco-Conscious Outsole: Abrasion-Resistant Sticky Rubber Outsole Made with Recycled Materials and DC's PILL PATTERN™ Tread Insole: EVA Insole Additional Details: Injected TPR Quarter Logo Composition Upper: Textile (Mmf) / Lining: Textile / Outsole: Rubber