Convenient Single Nut Design: Easily connect this spill-proof car cup holder to keep your drink within reach on any trip, thanks to the innovative single nut design that ensures secure attachment without hassle. Versatile Compatibility for 30oz/40oz Cups: Specifically crafted for cups with handles, the ring structure securely holds gear cups while allowing effortless access, making it ideal for various cup sizes and styles. Universal 3-in-1 Design: Accommodate cups up to 10 cm in diameter, including those with handles, with the versatile 3-in-1 design that ensures stability and prevents spills, keeping your drink upright and your belongings safe. Effortless Cup Handling: Bid farewell to cumbersome straps as this cup drink holder enables easy cup retrieval, whether you're relaxing on a beach or navigating a busy day, ensuring quick access to your favorite beverage. Quick and Tool-Free Installation: Enjoy seamless installation in seconds by passing the cup holder through the bag hole and tightening the nut without any tools required, offering a convenient and stress-free addition to your travel essentials. Item Name: Cup Holder Material: Plastic Features: Universal, Versatile, Adjustable Size Details: L: 12.5cm/4.92", W: 10.3cm/4.06", H: 13.4cm/5.28" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Cup Holder