WalMart has the pink 28 oz BlenderBottle Classic with Loop or $4.99 right now. Opt for free store pickup and get a $1.66 Pickup Discount, which drops the price to only $3.33!
The patented BlenderBall — found only in BlenderBottle shaker cups — whips around inside the bottle as you shake, delivering industry-leading mixing. Add ingredients like peanut butter, applesauce, or yogurt to your protein or meal-replacement, and the BlenderBall whips them in with ease.