Introducing the Outdoor Elements Soft Flask, an essential choice for runners. Featuring an extra wide opening, it facilitates easy mixing of your nutrition and refilling. Ensure you stay fueled and hydrated while on the move. It is compatible with most hydration vests, making it an indispensable item for any runner. Also with an anti-bacterial finish. Engineered for functionality and convenience, the Outdoor Elements Soft Flask seamlessly integrates into your active lifestyle.