- Durable and Safe Design: Our waterproof hydration backpack is crafted from high-quality nylon material, ensuring it is wear-resistant and tear-resistant. The breathable mesh enhances comfort and reduces strain during your activities. Thick padding on the shoulder straps and back minimizes pressure, while multiple reflective strips on both the front and back increase visibility for safer nighttime running, cycling, and marathon events. - 2L Hydration Bladder Included: Stay hydrated on the go with the included 2-liter hydration bladder. Made from food-grade materials, it is BPA-free, durable, and leak-resistant, ensuring access to clean and safe drinking water. The soft straw allows for effortless sipping, enabling you to hydrate anytime and anywhere during your outdoor adventures. - Lightweight and Portable: Weighing only 300g for the backpack and 120g for the hydration bladder, this set is designed for easy transport. Compact dimensions of 48 x 23 cm for the backpack and 41 x 17 cm for the water bag make it foldable and convenient to carry. Perfect for hiking, cycling, and mountaineering, it minimizes your load so you can fully enjoy your outdoor experience. - Versatile Storage Options: This multifunctional hydration backpack features a dedicated compartment for the water bladder and additional storage for essentials like mobile phones, wallets, raincoats, and outdoor tools. Secure bungee cords ensure that your gear stays in place, allowing for unrestricted movement whether you are trail running or cycling. - Ideal Use Cases: Perfect for long-distance runners needing hydration on the go, cyclists looking for a lightweight carrying solution, or hikers wanting to stay refreshed during their treks. This hydration backpack is designed to meet the needs of active individuals, ensuring comfort and convenience in every adventure.