The Smartshake™ Slim Shaker has a unique design making the bottle compact, yet light offering a versatile shaker that is easy to carry around with you. The shaker has a snap-on strainer, meaning no loose parts, and a unique storage compartment at the bottom of the shaker, to store your daily supplements. Features: • 400ml capacity • High quality, leak proof shaker • Screw-on storage for your pills and powders • BPA and DEHP free • Dishwasher, Microwave and Freezer safe