Winter is Coming. Be as unwavering as the Starks of the North with this exclusive officially licensed Reforce Stainless Steel shaker bottle, as hard and cold as the walls of Winterfell.

Battle-tested
More than 25 million happy customers since 2009.

Durable design 
Keep using it for a decade or more.

Leak-proof 
100% guaranteed by our Smartshake Warranty.

Comfortable & lightweight
Weighs only 170 grams / 0.375 lbs.

Engraved measurement
Units of measure engraved on the inside of the bottle

Practical & easy to clean 
Wide opening for simple cleaning (handwash only).

This is a single wall steel bottle. Do not use with hot liquids.