The rolled inside child resistant metal box plus silicone gasket keeps odor and moisture proof. Three parts consist of this sealed child-resistant tin, silicone gasket and PS insert. PS insert, silicone gasket on lid of tin box forms a sealed space. Usually, it will be applied to prerolls, gummies packaging. Long Metal Tin, Printed Tin Container , Tea In Metal Box , Tea Tin Design ,Tin Packing Material . This airtight child resistant tin is based on Gen1 rectangular hinged child resistant tin. Unlike the other airtight child resistant tin, the airtight standard of CR Tin is the strictest that packs water or under water without any leaking. The hinged area of Gen1 child resistant tin is the largest trouble for air tight space. Adding the metal holder to resist the gaps of hinge and the connection area between lid and bottom and then increasing a silicone piece in lid to keep air tight space is the best solution. Gen1 child resistant tin box would be air tight after closing tin box that the inside metal holder is pressed tightly by silicone gasket on lid to form an airtight space. Thicker and softer silicone gasket could keep the tolerance on metal holder that could ensure the quality of tins. The appearance of tin, but it needs to add the metal holder and silicone gasket to keep Gen1 child resistant tin box with fully airtight. It’s totally air tight condition and recycling child resistant tin box that could be applied to various infused items like pre rolls, gummies, flower or cartridges. The product will supply to all over the world, such as Europe, America, Australia,Qatar, Jamaica,Lesotho, Uzbekistan.The luxury option for half gram cartridge is hinged child resistant tin case CRALR954018. Some customers choose the foam insert to protect half gram cartridge directly, the other customers choose air tight version for cartridge packaging. The smooth outside with hidden child resistant lock forms the exquisite appearance, the compact PS or foam insert protects and holds cartridge very well, the air tight condition keeps this vape cartridge fresh with best quality, this is the best option as a luxury metal box for vape cartridge pack.