You can enjoy lots of savings when you buy the We R Memory Keepers Comfort Craft Trim & Score Refill Blade at CraftDirect online. When your blade goes dull, you need a refill blade. This blade is sharp enough to cut multiple sheets of paper, cardstock, and vellum. It is a replacement trimmer blade for the We R Memory Comfort Craft Trim & Score Board (sold separately).The Comfort Craft series delivers some of the most useful solutions for scrapbookers.