Thermos FFM-350Thermos FFM 350 Stainless Steel Bottle Tumbler Water Jug 350 ML About the product: 100% Authentic Thermos From Japan. Size: About width 6. 5* depth 6. 5* 19cm in height, diameter approximately 4cm Main body weight: Approximately 0. 24 kg Capacity: 0. 35L Thermal insulation effect: More than six hours 69 degree more than 24 hours 39 degree Cold insulation effect: It is lower than 11 degree for six hours