The Flat Mount Bundle – your ultimate solution for keeping your beverages secure on almost any flat surface. It is the perfect addition to your UTV, fishing boat, heavy equipment, golf cart, kayak, SUP, sailboat, tractor, and more.

• Both the 22oz Tumbler and 20oz Canteen are insulated for hot or cold drinks.
• Add the Flat Mount Locking Base to any flat surface.
• Lock your drink with a twist.

Grab a bundle and stop spilling no matter how rough the waves or roads may be.

Only Obsidian Black drinkware features the engraved 'TwistLock Beverage Locking System' logo, as shown. Trailhead Green, Crater Lake Blue, and Summit White do not.