Refill pack with five premium steel blades designed specifically for Cricut® TrueControl Knife™ (sold separately). With razor-sharp edges and piercing tips, these five replacement blades designed for the TrueControl Knife cut through a wide variety of materials, including paper, cardstock, thin plastics, canvas, and more. A useful storage cartridge makes it easy and safe to track and dispose of used blades.Details:White5 replacement bladesFor use with TrueControl Knife™ only (sold separately)No-touch experience makes changing blades easyPremium steel blades for effortless cutsUse storage cartridge to track and dispose of used blades