Add a Locking Cup Holder. Anywhere.
Never Spill Again.

— NEW —
Fred "Boom Boom" Roumbanis Signature Series
It isn’t just another cup holder—it’s built for serious anglers who don’t have time for distractions.
Designed in collaboration with Professional Bass Angler Fred Roumbanis, this combo keeps your drink locked in while you focus on landing your next giant hog.
Waves? No Problem.
Add a locking cup holder to your boat.


22 oz Tumbler + Vertical Mount Locking Cup Holder
Explore by Type
The Vertical Mount
A folding cup holder that won't let you down. Designed for rugged use and locks your drink in with a twist.

What Locking Base Do I Need?
See the differences and find the perfect Locking Base for your need.

Originally Created for Aircraft.
Our patented locking cup holder began as an innovative solution for aviation safety, securing beverages in aircraft cockpits—because turbulence and coffee don’t mix.
Then the pilots started asking, 'Can I have one for my boat, too?' And just like that, TwistLock went from the runway to the waterways.