Amazon.com | Reebok Nano X3 Froning Black/Laser Pink/Bold 。The Reebok Unisex Adult Nano X3 Froning cross-training shoes in \"Black/Laser Pink/Bold Cyan\" (Style Code: 100074781) are high-performance trainers designed in collaboration with CrossFit legend Rich Froning. As of 2026, they are recognized for merging lifting stability with running comfort through specialized chassis technology Lift and Run (L+A+R) Chassis System: Features a unique dome-shaped heel piece that compresses under load during heavy lifts to create a stable platform, then softens to provide cushioning when pushing off to run. Floatride Energy Foam: Located in the forefoot, this responsive foam provides lightweight cushioning for running and high-intensity movements like box jumps and wind sprints. Upper Design: Utilizes a Flexweave woven textile upper for breathable, resilient stretch and targeted support during multi-directional movement. Bootie Construction: Features a secure, slip-on style bootie (inspired by the Nano X1) for a locked-in fit. RopePro+ Technology: Midsole and outsole elements designed to provide enhanced grip and protection against wear and tear during rope climbs. Advanced Traction: A durable rubber outsole with a targeted lug pattern ensures reliable multi-surface grip.