Upgrade your hydration experience with the 40oz cup Flip Straw Lid Replacement. This specially designed lid fits seamlessly with 40oz cup, offering a leak-proof solution for on-the-travel and storage convenience. Crafted from high-quality, No BPA materials, it ensures the safety and purity of your drinks. The comprehensive accessory set, including two replacement lids and two straws, provides everything you need for a no hassle hydration routine. Versatile and functional, this lid is perfect for a variety of beverages and helps keep your drinks fresh and clean. Perfect Replacement: This set includes 2 PCS 40 oz replaceable tumbler flip straw lids designed specifically for Stanley Quencher and HydroJug Traveler, ensuring a seamless fit for your favorite tumblers. Premium Material: Crafted from high-quality plastic, these straw lids are durable and reliable, providing a spill-proof and splash-resistant experience during your daily activities. Versatile Compatibility: Compatible with Stanley Quencher, Stanley Cup, and HydroJug Traveler, these replacement straw lids offer versatility and convenience for different tumbler models. Reusable Design: The reusable tumbler cover allows you to enjoy eco-friendly drinking solutions while maintaining practicality and functionality for your hydration needs. Ultimate Leak Protection: Stay worry-free with these spill-proof straw lids that offer ultimate leak protection, making them an essential accessory for your active lifestyle.