Columbia Women's Descender Trail Shoe 100% Mesh and suede Rubber sole The Columbia Women's Descender multi-sport shoe features a lightweight cushioning single-density Techlite foam midsole and a stabilizing TPU (thermoplastic polyurethane) shank, a minimal closed-mesh upper with micro-suede overlays for stability and a back carabiner loop. The Columbia Women's Descender multi-sport shoe has Omni-Grip technology, a sticky rubber compound forefoot and high-traction rubber outsole that provides traction and sure footing on almost any terrain. Techlite's manufacturing process is environmentally friendly, reducing waste by 25-30% compared to other cushioning technologies making the Columbia Women's Descender multi-sport shoe a green choice. The Columbia Women's Descender multi-sport shoe provides excellent support, cushioning and protection with Techlite a durable impact-absorbing naturally antimicrobial material.