• Rubber sole
• It's a revolutionary shoe. New Pebax superfoam, carbon fiber insole (stiff and full length) and CloudTec.
• The featherweight Cloudboom Echo 3.0 reduces energy loss and increases propulsion. Get ready to set a new record.
• Its characteristic arch shape with optimized geometry for more speed, more energy return and more comfort.
• Weight: 215g
• Crafted with CloudTec and Helion HF hyper foam
• Every component designed for peak performance
• Rocker-shaped carbon Speedboard
• Impact protection and high energy return
• Ultralight, weighing 188-215g
• Lightweight Design: 215g
• Heel to Toe Drop: 9mm
• Cushioning: Ultra-soft Helion HF (Pebax) and CloudTec
• It is a revolutionary shoe. New Pebax super foam, carbon fibre midsole (stiff and continuous) and CloudTec.
• The lightweight Cloudboom Echo 3.0 reduces energy loss and increases propulsion. Get ready to set a new record.
• Its signature arc shape with optimized geometry provides more speed, more energy return and more comfort.
• Lightweight Design: Weighs Just 215g
• Heel to Toe Drop: A 9mm Difference
• Cushioning Excellence: Pebax and CloudTec Blend
• Heel to Toe Drop: A Comfortable 9mm
• Cushioning: Ultra-Soft Helion HF Made from Pebax, Paired with CloudTec
• Race Day Performance: The On Cloudboom Echo 3 delivers when it matters most
• Carbon-Plated Speed: Ultra-lightweight design with carbon Speedboard and extreme rocker shape for top speeds
• CloudTec Cushioning: On's signature cushioning made from Pebax and Helion HF foam for a responsive ride
• Performance Fit: Lightweight microfiber upper for breathability, water absorption, and race-specific fit
• Secure Fit: Silicone inserts on laces and insole, multiple eyelet options for personalized lacing
• Ultra-Soft Midsole: Crafted with Pebax for Comfort

Shipping Note: Shipping to Alaska, Hawaii, PO Boxes, and APO addresses is not available for this item

Warranty: 90 Day Woot Limited Warranty