Custom Design - The rear seat cup holder is custom designed for all Model Y and 2017-2023 Model 3, Not for Highland. ABS Material - The rear seat two-cup holder is made of high quality ABS material, waterproof, anti-collision and wear resistant. Perfect Fit - The backseat organizer cup holder is designed according to the original car, will not block the AC vent and charging port, will not affect the armrest box opening and closing. Special Design - Side pockets/card and phone slot can be used as a phone organizer while charging, and can cover the scratch existing, and prevent the AC vent from scratching. Easy Installation.