Metal tumbler - Crystal skulls

Metal Tumblers

Double Wall

Vacuum Insulated

Bpa free Clear Sliding lid

They are made of food grade 18/8 stainless steel.

Insulated tumbler has vacuum double wall design which ensures a good insulation. No matter which season you are in, you con enjoy your favorite hot and cold drinks for a long time. Keeping hot drinks hot for up to 6 hours and cold drinks cold for up to 24 hours.