SMOK Pyrex Glass Tube replacement glass tube is the perfect solution for your broken TFV12 Prince tanks. These tubes are made up of solid high-grade Pyrex glass which is durable and lasts a long time. These tubes also provide excellent heat resistivity at high temperatures. These glass tubes are compatible with your TFV12 Prince tanks. Include 1pc in a pack. Fits SMOK TFV12 PRINCE TANK