1 Quart of Dry-Packs brand Orange Indicating Silica Gel Beads * Orange Moisture Indicating Silica Gel does NOT contain Cobalt Chloride! * Great for refilling Air Compressor Desiccant Filters, Machinery using volumes of Desiccant, Etc * Silica Gel beads are 2-4MM in size. * Unlike other desiccants, silica gel is non-friable and won"t disintegrate after repeat regeneration