Buckle design prevents straw from slipping, ensuring a hassle-free drinking experience. Made from food-grade material, this cup is safe, non-toxic, and durable. Enjoy the magic of color-changing with this cup - simply add ice water below 15 degrees and watch it transform. The tightly sealed lid prevents any leaks, making it perfect for on-the-go use. This cup makes for a perfect Christmas gift for anyone - family, friends, teachers, or colleagues. Description: Introducing the cup, a must-have for anyone looking to add a touch of magic to their daily beverage routine. Made from food-grade material, this cup is not only safe and non-toxic but also lightweight, drop-resistant, and wear-resistant. What sets this cup apart is its unique feature - a color-changing magic effect! Simply add any ice water below 15 degrees - water, coffee, juice, or any other beverage of your choice - and watch as the cup starts to change color and reveal mesmerizing patterns. It's like having a mini art show with every sip! But that's not all. The cup comes with a buckle on the straw to effectively prevent it from slipping, ensuring a hassle-free drinking experience. Plus, the cup lid is tightly sealed, making it leak-proof and perfect for on-the-go use. Looking for a thoughtful Christmas gift? Look no further! This magic color-changing cup is the perfect present for anyone - be it family, friends, teachers, or colleagues. It's sure to bring joy and excitement to their daily routine. Experience the enchantment of color-changing beverages with the cup. Get yours today and make every drink an extraordinary experience! Item Name: Cup Material: Plastic Features: Magical Color Changing, Dustproof Lid, with Straw 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