SmartShake Reforce Stainless Steel Horror Collection

Fuel your workouts with fear! This haunting shaker features the iconic Friday the 13th mask—because nothing says power like a little Jason Voorhees. Are you brave enough to take it to the gym?

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.