16OZ double wall hot color changing stainless steel travel mug tumbler

16OZ double wall hot  color changing stainless steel travel mug tumbler,when add the 

hot water ,the design will change the color  

Item No.:JSSS-16

Material: PS outside ,304 SS inside 

Capacity : 450ml 

Design :OEM or ODM design 

Printing :water transfer color changing decal (paper insert is also no problem )

MOQ:3000pcs 

USAGE :coffee, tea, milk, beverage, juice, promotion, gift and advertising