The most advanced bivvy material WHAT IS AQUATEXX EV®? Unveiling the Cutting-Edge AquateXX EV® Bivvy Material: The ‘EV’ in Aquatexx EV® signifies ‘evolution.’ Since the introduction of the original Aquatexx® fabric, dedicated efforts have been invested in enhancing and evolving this material, exclusive to Trakker and Aqua bivvies and accessories. The foremost commitment is to …