Made from high quality precision-ground steel blades Handles are made from FiberComp (a fiberglass reinforced polyamide) to make them extremely lightweight & strong Features Fiskars Servo-System mechanism prevents the blade from jamming allowing for seamless operations With thumb operated locking mechanism that ensures extra safety Blades that rotate 360 degrees for cutting grass comfortably The 4.5 inch blades are long enough to shear the grass down to its tips Blades retain their sharpness for a long time & gives smooth, clean cuts Ideal for cutting, trimming grass around flower beds, trees & sidewalks