BIG is an understatement.
Mix mass gainers, meal replacements, and more with our largest bottle yet. Boasting the powerful new 12-Gauge™ BlenderBall^®, a rounded base, and a massive 45-ounce capacity, the BlenderBottle^® Pro45™ is built to go big.

Key features:

• Rounded Base allows BlenderBall^® to mix every bit of powder.
• 12-Gauge™ BlenderBall^® is 50% heavier for mixing even the thickest shakes.
• Massive 45-oz (1300ml) capacity. Fits virtually all mass gainer shakes; is perfect for everyday hydration.
• Expansion Paks (sold separately) fit inside to carry supplements and snacks on the go.