Innovative Color-Changing Straw: The cup features a unique color-changing straw that securely fastens in cold temperatures, preventing slipping and enhancing user convenience. Food-Grade Material: Crafted from safe and food-grade material, this Christmas cup is lightweight, durable, and resistant to falls and wear, ensuring long-lasting quality. Magical Color Transformation: Add any cold beverage below 15 degrees to witness the cup's magical color-changing effect, revealing captivating patterns with water, coffee, juice, and more. Secure Leak-Proof Design: The cup's tightly sealed lid offers reliable leak-proof protection, providing peace of mind for spill-free transportation and storage. Festive Santa Claus Pattern: Featuring a charming Santa Claus design, this cup makes a perfect Christmas gift for family, friends, teachers, or colleagues, adding joy to any occasion. Item Name: Cup Material: PP Capacity: 710ML Features: Ice Water Changes Color, Secure Leak-Proof Design, Festive Santa Claus Design Size Details: L: 17.5cm/6.89", W: 10.5cm/4.13" (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