Unique double walled 330ml capacity thermal mug. Made of recycled stainless steel, with bamboo lid and matching comfort grip handle. With Recycled Stainless Steel logo. Presented in an individual kraft design box and in a recycled bag.Steel is one of the most demanded materials and can be found almost everywhere, from everyday products to major constructions. With countless properties, including durability and a high level of reusability, it is a much valued alternative for sustainable solutions. Properly treated, new resources of infinite use can be obtained.