- Lightweight and Portable: The 400ml Outdoor Sport Waist Bag is designed for ease of use during various activities such as running, fitness, and cycling. It conveniently fits within a sport waist pack, allowing for quick access to hydration while you train. - Ergonomic Design: Crafted with ergonomics in mind, this water bottle features a curved shape that conforms comfortably to your waist. This design ensures a secure and stable fit, allowing you to focus on your performance without distractions, even during long runs. - Easy Squeeze and Drink: The portable squeeze design enables effortless hydration on the go. This feature allows you to quickly quench your thirst without hassle during your outdoor adventures. - Lightweight Material: Made from durable PP5 material, this bottle weighs only 50 grams, adding minimal extra weight while providing reliable hydration. Use Scenarios: 1. Ideal for long-distance runners needing quick and convenient access to water without the burden of traditional water bottles. 2. Perfect for cyclists who require easy hydration while navigating challenging terrains. 3. A great companion for fitness enthusiasts during gym workouts, ensuring seamless hydration between sets.