Silva Trail Runner 2 Hybrid - 500 Lumens (1.25Ah) Color:Black So says the science

So says the science

If you are looking for a pair of lightweight trail running poles to keep you going faster for longer

Engineered mesh with comfortable knit collar and tongue

For more information on Informed Sport & our unique world class approach

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Silva Trail Runner 2 Hybrid - 500 Lumens (1.25Ah) Color:Black So says the scienceTrail Runner Free 2 Hybrid is a comfortable and lightweight headlamp for everyone who loves running. Its features and light beam are optimized for a runners needs. Free 2 Hybrid comes with a rechargeable Hybrid battery (1. 25 Ah 4. 6 Wh) and the Hybrid battery case. All Trail Runner Free lamps have the power cord integrated into the headband. We call it Free Technology a comfortable headlamp experience without distracting cords or tangled wires. No