ECOtanka stainless steel pocket box The ECOtanka pocket box has a capacity of 0.65 liters. This super handy pocket box fits twice in the ECOtanka lunch box. This way you can take your lunch with you neatly. The pocket box is made of stainless steel and has a food-safe, silicone lid. Specifications: Color: silver, green Material: Stainless steel Dimensions: 15.3 x 10.4 x 6.4 cm (L x W x D) Capacity: 0.65 liter Weight: 185 grams