Microwave restores moisture absorption and can be used repeatedly. Dehumidification performance is about 8 times higher than diatomaceous earth as a desiccant that does not require water disposal. The moisture absorption state can be seen by the color change of the wet and dry indicator on the side. Made with nano-processed natural silicone that naturally returns to soil after disposal, and the rubber cover has excellent shock absorption. AS ONE corporation Japan provides services only for business companies or institutions. (B to B) Products will be exported from Japan. When we have the items in stock, lead time will be a few weeks. No stock products need more weeks. ASIN B0B1ZP55FT Manufacturer TRUSCO Item model number TDS3100 Product Dimensions 0.79 x 4.33 x 2.56 inches; 6.35 ounces