... companyfactoryManufacture locationJinjiang/Fujian/ChinaHow to usePut on the shoe box/garment boxProduct descriptionsilica gel is a small bag of different ... permeability. The main raw material of silica gel is a high-porous silica SIO2 structure of water, non-toxic ... instruments,meter,equipments,leather,bags,shoes,textiles,food,medicines to control the relative humidity of environment during the ...