Leather upper featuring tooled leather pattern on vamp. Elastic gore panels allow for an easy entrance and exit. ecoTWEED™ Lining. ecoTWEED™ material is made from recycled plastic bottles. Blend85™ footbed. Blend85™ footbeds are made with 85% recycled foam. Footbeds also feature ecoTWEED™ Lining. ecoTWEED™ material is made from recycled plastic bottles. Dual-density EVA midsole Rubber outsole integrated with blended rice husk. Blended rice husk is an agricultural by-product that is typically thrown away.