I wear Gaerne G-Adventures. They are fantastic and waterproof, and comfortable enough that I've worn them all day at the office before with no problem. That said, for harder off-road stuff, they don't offer anywhere near the protection of an MX boot or something similar.
2005.5 KTM 950 Adventure and 2012 KTM 200 XC-W
1991 BMW 318is turbo track car
1989 Chevrolet Caprice Classic Wagon sleeper tow car
1992 Subaru SVX daily
3 Months Exploring the US on a 950