- Superior Craftsmanship: Constructed from high-quality, thickened fabric that is both elegant and lightweight. Features a durable hard plastic buckle for added longevity. Enjoy a soft and comfortable fit with elastic materials. The integrated pocket design offers convenient storage for your essentials. (Cup not included) - Multifunctional Storage: Effortlessly store your phone, keys, cash, cards, and earbuds. Ideal for outdoor activities like hiking, cycling, running, or fitness, this cup holder eliminates the hassle of extra luggage, making it your reliable companion. - Tailored Compatibility: Specifically designed to fit 40 oz tumblers with handles, including popular models like the simple modern 40 oz tumbler and the Stanley Adventure Quencher Travel Tumbler 40 oz. Say goodbye to the frustration of ill-fitting straps. - Enhanced Protection: Protect your tumbler from scratches and dents. Our cup bag holder not only safeguards your Stanley cup but also improves thermal insulation, keeping your beverages cold or hot for longer periods.