Magnesium chloride (fine particles) MgCl2・6H2O Hexahydrate Easy-to-use zip bag Convenient for storage in a plastic bottle Many uses Since it is opened and portioned, I have listed it as "Like new" Warm-up Moisturizing effect Anti-freeze agent Dust suppressant In the case of Yu-Yu Mercari delivery with privacy protection, it may take 3-4 days for delivery due to the procedure.