Hokkaido-grown kelp (^_^) Dashi kelp! For commercial use! Dried kelp! Produces high-quality dashi stock. 1kg = 4200 yen *Quantity can be increased!! Expiration date: 1 year. [December 2026] The length is irregular, approximately 7cm to 20cm. Please store away from high temperatures, humidity, and direct sunlight. First come, first served!! The white powder adhering to the surface is simply the umami component and is not a problem. Thank you! (^_^)