simply turn the cup portion of the adapter to expand or contract. It's designed to fit most factory car cup holders since you can adjust from 2.5" to 3.75" diameter. The one-piece design also ...

simply turn the cup portion of the adapter to expand or contract. It's designed to fit most factory car cup holders since you can adjust from 2.5" to 3.75" diameter. The one-piece design also ...

They don’t fit in most car cup holders, resulting in rattling bottles on the car floor or spilled coffee. Fed up with not having a spot to fit my large capacity water bottles and cute travel ...