Delivering long-haul comfort for lengthy trail runs, the Caldera 7 men's trail-running shoe combines premium cushioning with a durable, dynamic feel for a stable ride on varied terrain. Features. Comfort all-day. Stable ride. Durable & dynamic. Best for: trail running. Cushion level: Most cushioning. Specifications. Weight: 10.6oz / 300.5gg. Midsole drop: 6mm. Support level: Neutral Specifications Terrain Road Width Normal Drop 6 mm. Colour: black