Durable Construction: Crafted from BPA-free plastic and food-safe silicone, ensuring long-lasting use and peace of mind for health-conscious consumers. Leak-Proof Design: Features a secure sealing ring that effectively prevents leaks and spills, maintaining drink freshness and convenience on the go. Versatile Compatibility: Specifically designed to fit for Owala FreeSip 24/25/32/40oz cups, offering seamless integration for enhanced functionality and adaptability. Flavorful Experience: Easily convert for Owala FreeSip cups into CirKul flavor boxes with this adapter, allowing users to enjoy a variety of customized drinks effortlessly. Effortless Operation: Simple attachment to for Owala FreeSip cups enables quick insertion of flavor cartridges, facilitating instant enjoyment of personalized beverages with easy installation and cleaning. Description: Introducing the water cup adapter, a convenient accessory made of durable BPA-free plastic and food-safe silicone. Specifically designed to fit for Owala FreeSip 24/25/32/40oz cups, this adapter allows you to convert your for Owala FreeSip cup into a for CirKul flavor bottle for added versatility. With its leak-proof design featuring a sealing ring, this adapter ensures that your drinks stay freshness and contained without any messy spills. Enjoy the freedom to customize your beverages with ease by simply attaching the adapter to your for Owala FreeSip cup, inserting the flavor cartridge, and savoring your personalized drink in seconds. Not only is the water cup adapter practical and functional, but it is also incredibly user-friendly. Installation is a breeze, and cleaning is hassle-free, making it a must-have accessory for anyone looking to enhance their drinking experience. Upgrade your for Owala FreeSip cup today with this innovative adapter and elevate your hydration routine effortlessly. Item Name: Water Cup Adapter Material: Plastic Style: Modern And Simple Features: Effortless Operation, Versatile, Leak-Proof Design Size Details: Bottom Diameter: 7.85cm/3.09", Mouth Diameter: 5.6cm/2.2", Height: 3.3cm/1.3" (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: 1/2 x Water Cup Adapter