The XND Blender Bottle Pro-Stak® is a must. This shaker holds up to 20 ounces of liquid in the top and a secret bottom compartments for your powders & pills. This is a must for when you are on-the-go. Grab yours today!⁠ .⁠ .⁠ #teamxnd #shakeonthego #xendurance #investinyourhealth #healthyliving #onthego #essentials