There are some ways to make concrete anti-slip: https://theconstructor.org/practical-guide/how-to-make-a-concrete-floor-slip-resistant/559632/ https://theconst

There are some ways to make concrete anti-slip: https://theconstructor.org/practical-guide/how-to-make-a-concrete-floor-slip-resistant/559632/ https://theconstructor.org/practical-guide/how-to-make-a-con... Cheap, can pressure wash, if you make the appropriate grooving to allow thermal expansion it will last, but is easy to repair anyway. Can dye with any color you want too. If you want an environmental-friendly alternative, you can do the same with clay mixed with some binder.