... pass top Hot and top Cold test. B.Double wall cup keeps hot drinks hot for a longer period ... ,pink,purple,yellow,clear,opaque white,transparent blackmopaque black.Using:We can print logo as your needs. ... ,Hebei Province,Our company was established in 2002,with development of ten years.We have owned 4 ... be highly appreciated! heat resistant hand made double wall juice cup with color glass container inside