Scope of application: Our holder is suitable for all beverage cans with a diameter of less than 7.5 cm, many kinds of coffee mugs, water bottles, etc. The cell phone holder on the front side is suitable for all cell phones that are less than 80 cm wide and thinner than 14 cm thick . Multiple attachments: The car cup holder is suitable for horizontal & Vertical ventilation. Each cup holder comes with 2 pairs of vent attachments for ventilation in your vehicle. Easy Attachment: Car cup holder firmly mounts on AC vent and can be easily removed. The cup holder is also equipped with double-sided adhesive tape that you can stick between the cup holder and the car vent to prevent the cup holder from shaking. Multifunctional: The cup holder is installed in the vent, and the temperature of the Drink can be adjusted by the cold and hot air of the air conditioner. Noise-reducing design: The cup holder splitter is firmly attached to stabilize the drink body and reduce shaking. The bottom of the cup is applied with a non-slip sponge pad to reduce abnormal noise. 1.Meet the placement needs of mobile phones and drinks at the same time. 2.Wide compatibility, both thick as well as thin cups can be placed. 3.Cellphone support spring arm to allow multiple size cellphone placement. Fits: 1. Can cup, diameter less than or equal to 75mm. 2. Mobile phone width less than 80mm and thickness thinner than 14mm. Package Contents: 1 x Car Cup Holder 4 x Hooks (2 pairs) 1 x sticker Cup rim Adjustable cup mouth, convenient for filling different sizes of drinks