Made of a high carbon, hardened stainless steel, the Kai 7250 is the 10-inch professional scissor that is ideal for thicker, more difficult fabrics. The addition of Carbon allows for a steeper cutting angle, giving the scissor a sharper, finer edge that last. The 10-inch Kai 7250 is considered an ideal length for most sewing enthusiasts. Capable of cutting thicker fabrics with ease, the Kai 7250 meets almost all sewing project cutting needs.