Durable Stainless Steel Construction: Crafted from high-quality stainless steel, this water cup ensures long-lasting performance and durability, making it ideal for daily use in various settings. The rust-proof design guarantees a reliable choice for children's gifts or women's birthday presents. Leak-Proof Seal and Handle Design: Equipped with a food-grade seal that prevents leakage even when the children straw cup is turned upside down or shaken, this straw cup features a convenient handle design. The removable lid adds spill prevention benefits, allowing for mess-free hydration and independent drinking, enhancing coordination skills. Double-Wall Vacuum Insulation: Featuring double-wall vacuum insulation and a sweat-free design, this children's travel water bottle maintains drinks cold for 24 hours and hot for 12 hours. Perfect for hot summers or long trips, it ensures your kids stay hydrated without frequent refills, offering convenience on-the-go. Fun Whale Jet Design: Stand out with the cute whale jet design of this drinking cup that utilizes turbocharged negative pressure and valves to suck and squirt water. Making hydration fun, this innovative feature encourages kids to enjoy drinking water, fostering a love for staying hydrated throughout the day. Versatile Usage Scenarios: Whether at home, school, kitchen, restaurant, party, or outdoor picnic, this stylish and functional water cup is the perfect companion for all occasions. Its lightweight yet sturdy build makes it easy to carry, while the eye-catching design adds a playful touch to everyday hydration. Item Name: Water Cup Material: Tritan, Stainless Steel F, Capacity: 350ml G/H/I/J/K, Capacity: 300ml Features: Leak-Proof Seal, Versatile, Innovative Size Details: 300ml Size: 13.7cm x 17.2cm/5.39" x 6.77" (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: A, B, C, D: 1 x Children's Water Cup 1 x Straw Brush 2 x Straws E,F: 1 x Children's Water Cup 1 x Straw Brush 2 x Straws 1 x Strap G,H,I,J,K: 1 x Children's Water Cup 1 x Strap