Efficient Single Nut Design: Connect your cup holder effortlessly, ensuring your drink is always within reach during any journey. No more fumbling or spills, just easy access to your favorite beverage on the go. Versatile Compatibility: Tailored for 30oz/40oz cups with handles, the innovative ring structure securely grips cup handles while accommodating cups up to 10 cm in diameter. Enjoy a universal fit for various cup sizes without compromising stability. Secure Upright Positioning: The 3-in-1 cup holder design guarantees a stable hold for your drink, preventing spills and safeguarding your belongings. Keep your beverage upright and secure, whether you're relaxing on the beach or navigating a bustling day. Hassle-Free Cup Retrieval: Bid farewell to cumbersome straps. With this cup holder, effortlessly pick up your cup anytime, anywhere from leisurely vacations to hectic schedules. Enjoy quick and convenient access to your drink without any fuss. Instant Installation Convenience: Say goodbye to complex setups! Install your cup holder in seconds by threading it through the bag hole and tightening the nut no tools required. Experience hassle-free installation for a worry-free addition to your travel essentials. Item Name: Cup Holder Material: Plastic Features: Versatile, Universal, Effortless Handling Size Details: Large Ring: 10cm x 10cm/3.94" x 3.94" (Approx.) Small Ring: 9cm x 9cm /3.54" x 3.54" (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 Set of Cup Holder