Abrasion-resistant air mesh/synthetic leather upper with toe rand balances protection and lightweight breathability. Self-centering, stretch gusseted tongue keeps debris out. Variable lacing system allows for a fully adjustable fit for improved footing /comfort when ascending and descending. Integrated 2mm footbed with Dri-Lex lining provides temperature and moisture control. Soft-flexing 4mm drop midsole provides natural foot strike; 20% dual-density EVA (heel is softer; ball harder). Heel wedge provides increased cushioning; .8 Mm forefoot ESS plate protects from rocks. Patagonia extra sticker rubber outsole provides essential grip on a variety of terrain. Climbing focused toe area for edging; traction-focused rear foot for loose surfaces. Men's Stack Height (heel/toe): 16 Mm/10.5 Mm; integrated footbed: 2mm; midsole: 9 Mm/5 Mm; sole: heel - 1.5 Mm web, 3.5 Mm lugs; toe- 1.5 Mm web, 2.0 lugs. Last Characteristics: medium width, tapered last / light arch support/ performance true to size