Merrell Men's MTL Skyfire Trail Running Shoe DETAILS Designed to go fast in the mountains, this stripped down, race-ready shoe is engineered with tear-resistant fabrics, a responsive foam midsole, and aggressive mountain-grade Quantum Grip® rubber lugs. FEATURES • Mesh and TPU upper• Reflective details for increased visibility in low light• Traditional lace closure• Molded TPU heel counter for added stability• Internal bootie for locked-in fit• Breathable mesh lining• Removable EVA foam insole• EVA foam midsole for stability and comfort• Rock plate for protection• Merrell mountain-grade Quantum Grip™ rubber outsole• Vegan-friendly  Stack height (heel/toe): 23.5mm/17.5mm; Drop: 6mm; Lug: 5mm  Weight: 1lbs 2oz / 484g (full pair)