Roadster Standard Cupholder Adapter Black Panther Claw or plastic bottles and tumblers

or plastic bottles and tumblers

Just slide the bottom of the tumbler into the opening of the tumbler handle and it is ready to use

Easy to Use: The double zipper top opens wide and the interior has an expandable mesh pocket

Not guaranteed to fit water bottles from other brands

Roadster Standard Cupholder Adapter Black Panther Claw or plastic bottles and tumblersCupholder Adapter: Secure your bottles and cups while driving Trucks, Cars, RVs, Boats, and other Vehicles Expandable Base: Adjustable Size, Fits Large Mugs, Bottles, and Cups up to 3. 6" with side opening for Handled Mugs Compatibility: Compatible with Simple Modern 32oz Summit, 40oz Summit, 12oz Voyager Coffee Mug with Handle, and more!