RELX Classic device is made of aluminum alloy with high strength and endurance. The shell material of cartridge is PCTG produced by Eastman in the US, which is mostly used to make aviation cups, milk bottle, etc. It is resistant to high temperature and will not release harmful substances, thus you can use it without any worries.
Warning: The sale or distribution of Vaporized Nicotine and Non-Nicotine Products to or by persons below eighteen (18) years of age is illegal. These products are harmful and contain nicotine which is a highly addictive substance. It is not recommended for use by nonsmokers.