Mr. Pen- Shaker Bottles for Protein Mixes, 28 oz, 2 Pack, Red and Blue, Protein Shaker Bottle with Wire Whisk Ball, Blender Bottle

Mr. Pen shaker bottles comes in a convenient 2-pack, each with a generous 28-ounce capacity, allowing you to have one for immediate use and another on standby, perfect for those with a rigorous train...