There are at least five different child resistant functions that could be applied to all tin size of metal packaging, for example, rectangle, square, triangle, hexagon or irregular shape could be matched well. Every tin box could be achieved to child-resistant version by CR Tin. As customized child resistant tins, Gen1 and Gen2 child resistant tins could be a classical example. Cartridge Packaging, Tin Box Square , Small Metal Gift Boxes , Hinge Child Resistant Tin Box ,Hinged Metal Tins . 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,Italy, Iran,Gambia, Surabaya.How to pack the smaller jellies? It needs the customized smaller child resistant tin to pack it. There are two tins to pack jellies from CR Tin, rectangular hinged child resistant tin 77x34x18mm and square child resistant tin 32x32x32mm. They are different structure for jellies packaging. Rectangular child resistant tin box 77x34x18mm applied hinged Gen2 child resistant lock that the hidden lock achieves the smooth appearance and the compact tin size makes tin portable. Unlike the large tin size, rectangle tin box could pack 10 jellies only that belongs to the smaller quantity version. Child resistant tin cube 32x32x32mm is the new child resistant mechanism that using two slots on lid to hold the edge of tin bottom with this three-pieces structure, the child resistant lock is Pushing & Lifting style, so the opening method will be pushing one side of slots area and then lifting tin lid. Usually, it packs 1-3 jellies. Unlike Gen2 version, this tin cube could be applied to all kinds of child resistant tin size and shape. The airtight version for this tube needs the resin to make up the defect of structure. Two jellies metal box could be packed with shrink wrapping as disposable air tight method.