DESIGN: Light, durable, and temperature resistant Easy step-in design Bold rocker shape IN-SHOE COMFORT: Soft upper and sockliner turn recycled materials into next-gen comfort Monster CloudTec® technology for massive cushioning and max energy Speedboard® provides explosive energy return ADDITIONAL DETAILS: Best for: road running Fits true to size Total recycled content: about 35% / Polyester: about 30% recycled Weight: 9.7 oz (275 g) Heel-toe drop: 6 mm