Full-grain leather upper with 17" shaft made with an ecoTWX material/fabric blend. ecoTWX material is made from recycled plastic bottles and uses an average of 13 bottles per pair; CellStretch technology utilizes cells in the forefoot and heel to provide superior cushioning and comfort; Viperguard technology provides additional protection against snake bites; Waterproof lining; Leather pull tabs; Molded footbed; Nylon/glass fiber shank; Compression-molded EVA midsole integrated with molasses. Molasses is a natural filler that reduces the amount of EVA used; Oil and slip-resistant molded rubber outsole with 1.75" tall block heel featuring a sloped heel kick