The Maurten Gelflask 150 mL delivers concentrated carbohydrate fuel in a compact, easy-to-carry format designed for endurance athletes. This Swedish-engineered gel flask features Maurten's proprietary hydrogel technology, which encapsulates carbohydrates to minimize gastrointestinal distress during intense efforts. The 150 mL size provides approximately 40 grams of carbohydrates per flask, offering a practical mid-race refueling option without excess volume. The ergonomic design fits seamlessly into jersey pockets or hydration systems, while the intuitive flip-cap allows single-handed consumption. Ideal for triathletes seeking reliable, science-backed nutrition that won't compromise performance.