Perfect for promoting your brand in a fun and dynamic way, this 24 oz. (750 ml), color-changing shaker bottle is sure to stand out in any setting, from trade shows to corporate giveaways. Customize your cup by mixing and matching the colors of the lid and cup to fit your style or brand. Perfect for gyms, fitness centers, and anyone leading an active lifestyle. Features a wide opening for easy filling and a precise ounce and milliliter measurement scale on the side for accurate mixing. Constructed from durable, reusable, and recyclable polypropylene, promoting a sustainable lifestyle. BPA-free and FDA compliant; proudly molded with 30% post-industrial recycled material. Color changing effect requires ice-cold liquid.