Dry Packs Loose/Bulk Silica Gel Orange Indicating Desiccant - 4.5 LBS Dry Packs Brand Loose/Bulk Orange Indicating Silica Gel Beads (2-4mm) in their raw form. Our Orange Silica Gel does NOT contain Cobalt Chloride (II)! Orange Silica Gel will turn Dark Green when it is 60% absorbed with moisture. Contains: 4.5LBS Packaged in Air Tight Heat Sealed Moisture Barrier Bag.