RUNPRO - Running , Walking & Triathlon DON’T PUT UP WITH NIGGLING PAINS OR DISCOMFORT. SWAP YOUR NORMAL RUNNING SHOE INSOLES FOR MULTIPLE PROFILES FOR PERFECT SUPPORT: Available in three different profile heights. Outstanding technical features: 1. Deep heel cup For a better in-shoe fit. 2. Triple layers for optimum moisture wicking Fewer blisters thanks to the specially developed mid-layer. 3. 3D DAT for natural foot guidance Dynamic arch technology made from silver Nylon 6 composite. 4. PROPO+ for maximum rebound Dynamic propulsion thanks to special forefoot material. 5. Medium Rebound PORON cushion Outstanding performance cushioning during initial foot contact. Decoupled heel for reduced pronation: Noticeable advantages during foot strike. Weight: 40g / 1.41oz. (size M).