... . Fast freezing nontoxic liquid sealed inside walls of mu beer cup,double wall glass Frosty mug,This Frosty Mug keeps ... material , man-blown craft , can be used for Tea / Coffee / Beer /Juice / Salad container , heat resistant , most healthy , can be ... 15-ounce (0.46 liter), 4-5/8" diameter x 8"H.Packing: 12pcs/ctnCtn side: 50*38*22cm pls ... freely if you need much more information ,tks , joy beer cup