Silva Strive Fly Vest Rose Introducing the Strive Fly Vest – a super slim running vest designed for fast runs and races where every gram matters. Run, or fly, with this super lightweight running vest weighing only from 113 grams. The vest is made of soft lightweight ripstop nylon and thin, breathable mesh for optimal ventilation, featuring multiple smart pockets and straps for your running poles. Strive Fly is available in four sizes (XS-L).
