THERMOS vacuum insulation mobile mug [one-touch open type] 0.4L matte black JNI-401 MTBK Capacity (L): 0.4 heat insulation effect (6 hours): 68 degrees or more cold potency (6 hours): 9 degrees or less Body dimensions height / width  depth  (about cm): 6  7  23 body weight (about kg): 0.19