The perfect companion for school, sports, and everyday adventures. Lightweight and durable, it keeps drinks cold for 24 hours or hot for 12 hours, ensuring constant hydration throughout the day. With a 400ml capacity and adjustable strap, it's easy to carry in a backpack or by hand. Built with premium stainless steel 304, it's designed to withstand the bumps and challenges of school life. Completely leak-proof and BPA-free, it's the smart choice for reliability and convenience. More than just a bottle—it's a trusted daily essential.