Check the listing for details. Perfect Shaker Marvel Infinity War Series War Machine Shaker Bottle (20 oz). Color: Blue, Condition: New, Made in China. Listed at 14.99 USD. Power up your workouts with the Perfect Shaker Marvel Infinity War Series War Machine Shaker Bottle (20 oz). Featuring an official Marvel War Machine design from the Infinity War collection, this shaker bottle combines bold superhero style with everyday functionality. The 20 oz capacity is ideal for protein shakes, pre-workout, or hydration on the go, while the integrated mixing grid ensures smooth, clump-free drinks without the need for a blender ball. Made from durable, BPA-free plastic, it includes a secure leak-proof flip cap to help prevent spills in your gym bag. Perfect for fitness enthusiasts, Marvel fans, or collectors, this War Machine shaker bottle is both practical and eye-catching.