The new and improved BlenderBottle® Classic™ shaker gives our tried and true best-selling bottle an impressive overhaul. The new Classic™ 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 BlenderBall® wire whisk—and the all-new Classic™ shaker will fast become your go-to favorite.