Having used non-magnetic versions for many years, magnets are a definite improvement. I work in a marine environment and I'm constantly moving tool boxes, which causes tools in the boxes to move around (we don't always handle boxes carefully, and placing them on moving boats doesn't help). All plastics are great due to rust. Hassle free, easy to clean and the magnets keep the rails from moving when moving boxes. Colored guides help other people get things out of your box. UPDATE July 2020: I…