Worn once Proprietary, custom designed synthetic ankle cuff molded for supporting you in all movements from pivoting to lateral movement 100% rubber Society Nine branded outsole, durable for ring and street wear-and-tear Lightweight, breathable multi-layered 40% recycled polyester woven mesh to reduce consumption of virgin materials Mid-sole features 10% seaweed composition to further reduce consumption of virgin materials Sturdy woven nylon pull tab for easy on/off