The Better Home Rogue Series Insulated Water Bottle 500ml with Cork Cap (Black) Water Bottle for Office Stainless Steel Water Bottles for Kids | Hot & Cold Water Bottle | Aesthetic Water Bottle Insulated Design: Ensures your beverages stay hot for an impressive 18 hours. Features advanced double-wall insulation for temperature retention. Cork Cap: Stylish and functional cork cap adds a touch of sophistication. Provides a secure seal, preventing spills and leaks during transport. Leak-Proof: Engineered to be leak-proof, making it an ideal choice for various activities. Perfect for school, outdoor adventures, work, or travel without worrying about spills. Versatile Use: Suitable for a wide range of settings, including home, office, school, gym, and outdoor activities. Versatility makes it an excellent choice for various lifestyles. Sleek Color: Features in sleek colors that appeals to both boys and girls. Aesthetically pleasing design enhances the overall appeal.