- Includes two hydration flasks (150ml/5oz each) designed for optimal hydration on the go. Recommended temperature range: 0-60°C. - Crafted from food-grade TPU (thermoplastic polyurethane), these flasks are BPF-free, ensuring safety and lightweight convenience. They are also easy to clean, making maintenance hassle-free. - The SOFT FLASK design allows for quicker and easier hydration. Each flask features a durable bite valve with a dust cover and a soft silicone mouthpiece, making it simple to drink water when you need it most. - The foldable construction makes these running water bottles easy to carry, whether they are empty or full. They are compatible with hydration running vests and waist belts, making them ideal for runners and outdoor enthusiasts. - Suitable for both adults and children, these soft flasks are perfect for various activities, including jogging, hiking, biking, or any outdoor adventure where hydration is key. - Lightweight and portable, these hydration flasks are designed to fit seamlessly into your active lifestyle, providing a reliable and convenient hydration solution wherever you go.