 In the day, David and I, and the technology was you could only use semi-transparent on a walking surface. Solid stains now hold up just fine on a walking surface, a horizontal surface. So I would use a solid stain. I think there's a couple out there that we've recommended that we say we like. Cabot is one of them. Great product. It's been around a long time. And then I'm partial. C-A-B-O-T.