Experience the feeling of pure speed with the Strive Fly, Silva’s most innovative running vest to date. Designed for those who prioritize weightlessness and agility, this super-slim 3-litre vest starts at an incredible 113 grams. Whether you are chasing a personal best or competing in a high-intensity trail race, the Strive Fly ensures you "fly" through the miles without distraction. Product Features Elite Minimalism: A super-slim 3L design that strips away bulk while keeping your race essentials within reach. Breathable & Durable: Crafted from soft, high-tenacity ripstop nylon and thin 3D mesh for maximum ventilation during peak efforts. Precision Fit: Features two multi-adjustable chest straps to ensure a bounce-free, ergonomic fit that moves with your body. Versatile Pole Carry: Includes 4 movable and adjustable straps for custom pole placement. Smart Storage & Hydration Front Hydration: 2 flask pockets with adjustable security straps and dedicated loops to keep drinking straws in place. High-Speed Access: 2 innovative dual-entrance pockets (front and side) for lightning-fast access to gels, bars, or gloves. Secure Storage: 1 large front zip pocket with an integrated key hook—ideal for your smartphone and valuables. Rear Capacity: 1 spacious, easy-access mesh pocket on the back for extra layers or a windbreaker. Looking for more capacity? Consider the Silva Strive 10 or Silva Strive 5. * soft flasks not included Technical Specifications Feature Specification Volume 3 Liters Material Soft Ripstop Nylon & Breathable Mesh Safety Integrated Emergency Whistle & Reflective Details Care Washable (Hand wash recommended) Colors Black, Rose, Blue Weight by Size XS: 113 g S: 122 g M: 129 g L: 137 g Why Choose the Strive Fly? "The Strive Fly is a masterclass in 'less is more.' By reducing weight to a mere 113g (XS), Silva has created a vest that feels like a second skin. It is the definitive choice for vertical kilometres, short-to-medium trail races, and speed sessions where every gram counts."