Maurten Softflask 550ml QiFlow Silva Free has the power

Silva Free has the power cord integrated in the headband

promoting superior airflow and assisting in rapid cooling during your intense races

while embedded aquamarine nose pads ensure your shades don't slip and keep their grip

Chrome hardware

Made with simple carbohydrates Dextrose & Fructose

Maurten Softflask 550ml QiFlow Silva Free has the powerHydrogel fueling made easy with the Maurten Softflask 550ml. Hold 1x Drink Mix 160 or Drink Mix 320 in one race ready portable. Features Volume: 550ml. Hydrogel mode: 1x Drink Mix 160 or 1x Drink Mix 320. Bite valve for easy, clean flow to mouth. 42mm neck aperture. High strength 3D welds. Developed to fit the chest pockets of most trail running vests. BPA + PVC free. Freezable. Sport: Trail running. Made for hydrogel. Developed with an additional