Star Wall Cold color changing double wall plastic tumbler with straw

Star Wall Cold color changing  double wall plastic tumbler with straw 

Will change the color when add the icy cold water 

Item No. :JSPP-450        

Material :Foodgrade PS /AS 

Capacity :450ml (450ml and 600ml two size are available )

Design :OEM/cusomized design     

Printing :  water transfer color changing decal or paper insert   

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