Black leather women's ankle boots with EVA midsoles, OrthoLite® Recycled™ footbeds, and Michelin rubber outsoles (27% natural). Brutus Trek is contemporary high-performance take on classic styles. Upper: Calfskin (Leather Working Group Certified) Color: Black Outsole/Features: 73% rubber / 27% natural rubber Side zip Michelin outsole: Superior grip and durability Insole: OrthoLite® for cushioning Lining: 71% recycled polyester 15% pigskin 14% textile (100% recycled PET)