The Better Home Insulated Flask Water Bottle for Kids School (780ml) | Hot and Cold Water Bottle | Leakproof Thermosteel Water Bottle for Office/Gym/Travel | Handle | Sipper Bottle for Adults| Silver EXCELLENT INSULATION: Double-walled vacuum design keeps beverages hot/cold. Portable, leakproof for school, gym, or office. Perfect for kids. ATTRACTIVE DESIGN: Aesthetic, functional design, durable construction. Recommended for kids, men, women. Ideal for all. FOR MULTIPLE USE CASES: Suitable for trekking, hiking, traveling, gifting. Perfect for school lunches, keeping drinks cold or hot. Versatile. FUNCTIONALITY: Maintains desired temperature, excellent quality. Affordable. Effective cooling. Flask water bottle.