New In Box (Box may show signs of wear) Overview: This time we knit our sneakers from self-regenerating bamboo & recycled plastics from heel to toe. IBI is high performance, low impact and ultra lightweight. Wearing IBI, you’ll be lighter on your feet and leave behind a smaller footprint. Material & Construction: Upper & Lining: Bamboo and rPET Insole: Cork + bio-based foam (from mamona oil) Outsole: Green EVA made from sugarcane Laces: Made with rPET