The blades are made of 420 Japanese stainless steel. At 18.5g, the scissors are extremely lightweight. They are light, easy to carry, and very easy to use. DuPont’s Teflon is one of the world’s best non-stick coatings, and it allows the Exacto to resist the adhesives when cutting through tapes. The leather case is made of Italian semi-tanned leather, which gives rich luster and stretch.