The BlenderBottle Pro28 Shaker Bottle (28oz) in Ultramarine color is a stylish and durable shaker perfect for mixing protein shakes, smoothies, and more. With a 28-ounce capacity, it features a leak-proof design, a convenient carrying loop, and the iconic BlenderBall wire whisk for smooth, lump-free mixing. Ideal for on-the-go use, the Pro28 ensures your drinks are blended quickly and easily, making it a must-have for fitness enthusiasts.