Another choice with an expandable base, this option ranges from 2.5 – 3.75 inches in diameter at the base, to fit any car cup holder. Simply twist the upper half to expand or retract the base to fit whatever size fits best. Meanwhile, the upper diameter can hit a massive 3.8 inches and hold up to 40oz bottles and cups, along with a slot down one side to handle mugs and cups with handles.
This is regularly highly rated by those who take longer, rougher drives, who note that this option from Seven Sparta works brilliantly in maintaining a stable, firm grip during on the road. The tall sides help to further this, providing a great base for your drinks during trying journeys. Not to mention the exceptional customer service, who have worked to provide this new edition of their popular car cup holder.