Replacement blade suit for Cricut explore Air, Cricut explore air 2, maker, expression, please note all blades couldn't adjust the cutting depth, need to set a suitable depth before cutting.Three sizes of replacement blade for cricut expression ideal for different media, 30°blade suit for thin media: window tint, film, rice paper; 45°is the standard blade, suit for paper, vinyl, sticker, 60°blade suit for deep media: fabric, cork, magnet.3rd Party Accessory Blades for Cricut Explore Air 2 are made of German tungsten steel and high quality stainless steel, alloy tip is sharper and durable. Plastics case protects the tips of the blades free from scratches.