... 0 or 18/8 grade ss metal , comply with food safe gradelogo design up to your ideas, ... Press-type switch, easy use, pouring water with 360 degreesDouble stainless steel vacuum heat insulation layer, ... push button design, simple and practical, no special smell, no leakageKeep warm 12 hours at 30 degree ( ... At 25degree, keeping warm 20 hours filled with boiling water. Kindly reminder: some of the ...