Come and Check Our Branding Solutions.It adopted 304 Stainless steel material, Double Wall Vacuum Insulated bottle. Long-lasting vacuum lock temperature, Keep water Hot/Cold 6-10hours. No rust Steady and durable. Safe to use. Cute and fashionable big belly shape, Large Capacity 1000ml. Wide Mouth makes Easy to water injection. Pls check inventory and detailed info before placing your orders.