The Slice Manual Utility Knife is designed for versatility and safety in various cutting tasks. It features a 5-position manual locking blade, allowing for easy adjustment without the need to hold a button. The durable ceramic blade stays sharp up to 10 times longer than steel and is ideal for cutting corrugated, foam, paper, film, vinyl, and more. This knife boasts a high-tech ceramic blade that is almost as hard as diamonds, lasts up to 11X longer than steel, and never rusts. Its finger-friendly safety blade design is safe to touch while cutting materials effectively, significantly reducing accidents. This tough work knife makes light work of heavy-duty materials such as multi-layered boxes, corrugated packaging, foam, shrink wrap, multi-packs, and plasterboard. The 5-position manual slider blade is fully retractable, locks into position, and extends up to 22.3mm for thicker cuts. A portion of the Utility Knife purchase goes towards funding autism research. Specifications and Dimensions: Size: 1 Pack, Length (cm): 15.2, Width (cm): 2.3, Height (cm): 8.9, Weight (g): 68.