Portable, hand-held spring assist sharpener to quickly sharpen knives. Comes with convenient pocket clasp. Comfortable, GFN black handle. 5 inches closed; 8.5 inches open. Fine diamond (red/600 mesh, 25 micron) for a razor sharp edge. Sharpeners made in USA; other components made in China. Fine diamond for a razor sharp edge. Portable and easy to carry at 5" x 1.5" x .8"; comfortable GFN handle. Easy open with spring assist. Sharpeners made in USA. Durable construction will provide years of performance and reliable service.