New 2X-Plus Safe Scrape Double Edged Blades with thicker and thinner edges that offer both durability and flexibility to tackle a range of work tasks. Made of durable Delrin plastic.The blades offer a thicker durable edge on one side and a more flexible edge on the other. Plastic blades are used where a metal blade is not suitable. Safety for the user, double-edge blades are completely safe on most any surface but much sharper than most plastic blades. Blades are used for cleaning and peeling debris from most surfaces. A dozen and one application for automotive wraps and decals, home or work. Economical to use. Two edges per blade. Double Edged giving you 200 Edges to use Use caution sharp edges. keep away from children.