Our double wall cork tumblers are a promotional item with excellent insulation and durability. They are made of cork and PP, making them environmentally friendly. In addition, we can print your logo or message on them, and we can accept orders of 3000 or more. They have a capacity of 400ml and come with a lid, and the color of the lid can be made according to your specifications. They are the perfect item for promotional activities such as fairs and exhibitions.