WVacFre Silica Gel Desiccant is A Highly Active Adsorption Material With Good Adsorption Capacity,Moisture Absorber Packets Can Absorb Moisture Around Items and Keep the Surrounding Environment Dry.<br> Moisture Absorber for Food Storage Also Has Good Thermal and Chemical Stability,Does Not React With Other Substances,and is Non-Toxic and Odorless.<br> Silica Gel Absorber Packs Use the Newly Designed Outer Packaging Paper Functions Similar to Tyvek Desiccant Paper,With Good Breathability, Easy to Absorb Moisture,Strong Sealing and Robustness,No Leakage,and Not Easy to Tear.<br> Suggestion for Use of Silica Gel Packet: Container Capacity - Grams of Desiccant: 120 Cubic inches - 1 Gram; 240 Cubic inches - 2 Grams 360 Cubic inches - 3 Grams; 600 Cubic inches - 5 Grams 5 Gallon Bucket - 10 Grams; 2 Cubic feet to 30 Grams 4 Cubic feet to 60 Grams; 5 Cubic feet to 100 Grams<br> In Very Humid Conditions,It is Recommended to Use More Silicone Desiccant Packs to be More Effective.