14 Ounce Mix Whip Blend & Shake Clear Classic Colored Screw Top Shaker Bottle Powder Mixing Protein Blending Bottle Sport Mixer Smoothie Protein Weight Loss Shakes & Powders (14oz Black) High Quality & Durable - Polypropylene (PP) Plastics are sturdy and resistant to weakening over repeated use. Under normal use, even strong body builders can hold and shake without damage to the bottle. *Disclaimer - Not to be tested for strength - No guarantees if used as a testing game for who's the strongest... Exactly the Same Quality - May come with or without logo Easy to Use - Use with any powders - Most often used for protein shakes, meal replacements, and smoothie recipes. The measurements listed in milliliters and ounces are on the back of the bottle allowing you to see how much liquid quantity you are drinking. The wire ball whisk is the special force behind the bottle. It is not for decoration. It is the tool that quickly and effectively blends your mix. Comfort - Easily grip the bottle and shake without dropping. The shape the bottle fits snugly in your hand to give you a stable firm hold. The flat base will ensure stability while placed on other flat surfaces. Eco-friendly - Recyclable - BPA Free - ABS Food Grade PP Plastic Material - Did you know from wiki that ABS plastic is used as colorant in some tattoo inks? If it is safe to be injected into your body, then you can feel assured it is safe to drink from. Safe for the environment and safe for your use. Convenient - Classic Style with loop handle on the lid, 20 ounce, black clolr.