6" Lace Up Workboot from Twisted X Color: Shitake Leather vamp with 6" leather shaft CellStretch® technology utilizes cells in the forefoot and heel to provide superior cushioning and comfort Nylon laces Waterproof lining Leather heel loop Blend85™ footbed. Blend85™ footbeds are made with 85% recycled foam. Footbeds also feature ecoTWEED™ Lining. ecoTWEED™ material is made from recycled plastic bottles. Double-stitched storm welt and nylon/glass fiber shank EH-rated oil and slip resistant blown rubber outsole with 1.25" tall block heel