4LBS Desiccant Beads, Premium Orange Indicating Reusable Silica Gel Beads Bulk, Industry Standard 3-5 mm Desiccant Dehumidifier for 3D Filament, Electronic Devices, Camera, Documents, Safe (10PCS Bags

High Absorption Capacity: desiccant beads offer exceptional moisture absorption, capable of absorbing up to 35% of their own weight. It is generally estimated that every 40 grams of silica gel can protect up to 30 cubic feet of enclosed storage space.
Color Indication: The orange silica gel will shift to green when 50-60% saturated with moisture. The initial color change does not signify full saturation; the desiccant continues to absorb moisture until reaching 50-60% RH and then turns dark green.
Rechargeable: These reusable desiccant beads can be reactivated by placing them in an Oven for 0.5 to 2 hours at 200 to 250F or in a Microwave for 7-10 Minutes at 700W, heating until all beads turn bright orange. Depending on the condition of the silica beads, it may take less time than the recommended duration; please check the beads' color periodically.
Package & Warm Hint: The package contains 10 organza bags and 4 lbs of rechargeable desiccants, sealed in an airtight barrel for long-term preservation and protection. The bead size is the industry standard of 3-5 mm and is not suitable for drying flowers.
Wide Application: Color-changing desiccant can be broadly utilized in daily life. You can use it to effectively prevent moisture damage to 3D printer filament, electronic devices, cameras, documents, jewelry, gun safes, clothes, and many other valuables