Features:

• Silica Gel Size: 3-5 mm; These are not the fine powder type for drying flowers; Do not use them for drying flowers; You can place the silica gel inside organza bags, muslin bags, or any other breathable bags; Replacement desiccant for air dryers, 3D Printer Filament and compressors.
• Indicating Orange silica gel will change to Dark Green when 50-60% absorbed with moisture; Still almost half more capacity is left to absorb moisture even after color change; Orange Silica Gels are free of cobalt chloride
• Silica Gel can be Reactivated by Placing in the Oven for 0.5 to 2 hours at 200 to 250F Or Microwave for 10 Minutes at Defrost Mode; Don't use over 250F in the Oven; Depending on the Silica Gel' condition, they may take shorter than the recommended time; Please check the Silica Gel' color periodically
• Silica Gels are stored in an Air-Tight Sealed Container for Long-term Preservation and Protection; Handle in the jug for easy carry and pour; Packaging jugs are made in the USA
• [Warranty Information] Our products are supported with new replacement with no time limits if they don't work