Elevate your hydration experience with the Mumuso Marine Series Whale-Themed vessel, crafted from durable 304 stainless steel for lasting quality. Its thoughtfully designed lid combines PP, Tritan, and ABS materials, sealed with silicone to ensure leak-proof performance. This elegant and eco-friendly flask not only keeps your drinks fresh but also showcases a refined marine-inspired aesthetic, making it a sophisticated companion for any occasion.