BlenderBottle® Classic™ V2 28 oz. - Black: Protein Shaker The new and improved BlenderBottle® Classic™ V2 shaker gives our tried and true best-selling bottle an impressive overhaul. The new Classic™ V2 shaker boasts a rounded base for better mixing, our pro-level SpoutGuard to keep germs off the drinking surface, and an upgraded, modern design. Add all that to core benefits you know and love—like our patented mixing system, featuring the BlenderBottle® wire whisk—and the all-new Classic™ V2 shaker will fast become your go-to favorite. Whether it's protein, pre-workout, or just plain water, you can rest assured that you've got a tight seal. Like all BlenderBottle® brand shaker cups, the BlenderBottle® Classic™ V2 is made using high quality BPA - and Phthalate-free materials. 28-ounce capacity shaker cup for mixing protein shakes, smoothies, and supplements Patented mixing system uses 316 surgical-grade stainless steel BlenderBottle® wire whisk, found only in BlenderBottle® brand shaker bottles, to mix smooth shakes in seconds Wide mouth makes it easy to add ingredients and clean cup Embossed ounce and milliliter markings Dishwasher safe; manufacturer’s limited lifetime warranty 28 oz. capacity