Stainless Steel Construction: Spill-proof shaker bottle made of BPA-free stainless steel for mixing supplements and smoothies.

16-Ounce Capacity: Plenty of room to mix supplements like Daily Fuel.

Includes Wire Whisk: Features a 316 surgical-grade stainless steel wire whisk that mixes when the bottle is shaken for smooth shakes in seconds. 

Double-Wall Vacuum Insulation: Keeps drinks cold for up to 24 hours with a flexible, ergonomic carry loop for comfortable grip.

Made from BPA and Phthalate-Free Materials: Hand wash cup and dishwasher-safe lid; not for use with hot liquids.