Make hydration fun and personal with these customizable stainless steel water bottles perfect for kids and adults alike! The double-wall vacuum insulation keeps drinks cold for 24 hours or hot for 12 hours, while the leak-proof straw lid design prevents spills. Available in three convenient sizes - 12oz (350ml), 21oz (600ml), and 26oz (750ml) - these bottles feature charming engraved designs and can be personalized with names. The BPA-free construction and sweat-proof exterior make them ideal for school, sports, or everyday use. Each bottle comes with a built-in carrying handle and measures 2.83 inches in diameter, fitting standard cup holders. Choose from delightful colors including pink, purple, blue, white, and navy, each adorned with cute motifs like stars, butterflies, rainbows, and animals. The durable stainless steel construction maintains your beverage's original flavor while the wide-mouth opening makes cleaning and filling a breeze.