Elevate your fitness game with the Contigo Black Transparent Shake & Go Fit Protein Shaker, crafted in China. This 650 ml shaker features a built-in compartment for storing your protein powder or supplements, making it perfect for on-the-go fitness enthusiasts. The sleek black design with transparent accents adds a modern touch, while the durable plastic construction ensures it can keep up with your active lifestyle. Stay fueled and organized with Contigo.