Walmart offers the BlenderBottle 32-oz. Loop Top Shaker Bottle in Black for $8.99. Choose in-store pickup to drop it to $5.52. That's tied with our mention from a month ago and the lowest price we could find by $3. It features a mixer ball and a StayOpen cap.

Note: It's also available in Blue for $5.63 when you choose in-store pickup. Amazon offers it for the same price with orders of $25 or more.