This is a pack of 10 large OLFA replacement blades, durable blades for cutters. Made in Japan. I am selling these because I accidentally bought the wrong ones. The package has been opened, but the blades are unused. - Brand: OLFA - Model: LB10KS - Quantity: 10 blades - Size: Large - Application: Replacement blades I purchased these for 590 yen. They will be shipped with only water damage protection. Thank you for looking.