Utility knife features a rubber grip that provides extra stability and control for safe, accurate cuts. The handle is resistant to acetone to prevent early deterioration. Auto-lock mechanism keeps the blade securely in place to prevent it from sliding during use. Snap-off blade lets you quickly remove the dull blade for immediate access to a new, sharp edge. Utility knife is perfect for cutting through packaging, shrink-wrap, vinyl, window film, wallpaper, caulking, foam board and more.