. Furthermore, if used in food and medicine, there is also certain risk of chemical pollution. Wisemini mini pack desiccant adopts fda certified coating free tyvek1059b packaging, have no worry when it is in direct contact with food and medicine. Not containing additives and adhesives Not reacting with most acids, alkaline substances Being applied with corona treatment, easy to print and colorfast After burning fully, it only leaves behind carbon dioxide and steam, making it eco-friendly product Superior permeability, water proof and dust proof, capable of preventing bacteria invasion, with no mildew Toxic free and hazard free, purely neutral Printed with food grade ink to bring peace of mind in usage > fuse-type traverse seal Wisemini desiccant adopts fuse-type traverse seal, making the seal firmer and capable of withstanding greater pulling force than normal seal, the average pulling force it can withstand is 3-5 folds of common seals, making it a safer choice. Standard box packaging 1 paper box + 2pe barrier bags + 2 iron pails (place desiccant into pe bag, then place it into iron pail; then place two iron pails into paper box)