Brooks Caldera 5 Men's Red/Black/Nightlife Stay ready for whatever the trail throws your way in the Brooks Caldera 5! This off-road running shoe provides a lively ride to keep you quick and nimble on the path. The Thick BioMoGO DNA cushioning in the midsole works with the large grooves in the outsole to help you adjust to the changing terrain. Get a grip on slick surfaces with the TrailTack sticky rubber outsole, which uses high surface area lugs for outstanding uphill and downhill traction. With supreme comfort and adaptive cushioning, the Brooks Caldera 5 leads you comfortably through the unknown. What's New? New midfoot ghillies provide a flexible yet locked-in feel. Who's it for? Neutral runners looking for a responsive and comfortable shoe for blazing the trails. Runners who have tried the Brooks Divide for trail running and want something with more padding. Shoe Technology Upper: monoloop engineered mesh upper provide a secure and breathable fit Lightweight, durable mesh upper offers ventilation and drainage. Mud guard and TPU toe cap improve protection and durability in high-abrasion areas. Midsole: BioMoGo DNA midsole cushioning adapts to your stride for lightweight comfort over long distances. Outsole: TrailTack sticky rubber outsole and high surface area lugs provide outstanding uphill and downhill traction–even on wet surfaces.