This insulated stainless steel shaker is the perfect choice for anyone who wants more than just a basic sports drink mixer. Thanks to its double-walled, vacuum-insulated construction, it keeps drinks cold or hot for longer – ideal for protein shakes, smoothies, coffee, water, or pre-workout drinks. The robust stainless steel is durable, taste-neutral, and easy to clean. A leak-proof lid ensures you can easily transport the shaker in your backpack or gym bag. Its modern, versatile design makes it suitable not only for the gym but also for the office, outdoor activities, or on the go. A multifunctional shaker for those who value quality, convenience, and flexible use. And for those who like a combination product, it can also be used as a cup without the lid 😉